Home / 89,075,249,321.60-133,612,873,982.40-30,187,334,993.60

Finding the Fourth Proportional to 89,075,249,321.60, 133,612,873,982.40 and 30,187,334,993.60

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Solution

The fourth proportional to 89,075,249,321.60, 133,612,873,982.40 and 30,187,334,993.60 is: 45,281,002,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,075,249,321.60 : 133,612,873,982.40 = 30,187,334,993.60 : x
  2. Step 2: Convert to fraction form
    89,075,249,321.60/133,612,873,982.40 = 30,187,334,993.60/x
  3. Step 3: Cross multiply
    89,075,249,321.60x = 133,612,873,982.40 × 30,187,334,993.60
  4. Step 4: Simplify right side
    89,075,249,321.60x = 4,033,416,586,364,370,026,496
  5. Step 5: Solve for x
    x = 4,033,416,586,364,370,026,496/89,075,249,321.60
  6. Step 6: Final answer
    x = 45,281,002,490.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.