Home / 66,429,130.60-99,643,695.90-23,346,980.20

Finding the Fourth Proportional to 66,429,130.60, 99,643,695.90 and 23,346,980.20

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Solution

The fourth proportional to 66,429,130.60, 99,643,695.90 and 23,346,980.20 is: 35,020,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,429,130.60 : 99,643,695.90 = 23,346,980.20 : x
  2. Step 2: Convert to fraction form
    66,429,130.60/99,643,695.90 = 23,346,980.20/x
  3. Step 3: Cross multiply
    66,429,130.60x = 99,643,695.90 × 23,346,980.20
  4. Step 4: Simplify right side
    66,429,130.60x = 2,326,379,395,232,121
  5. Step 5: Solve for x
    x = 2,326,379,395,232,121/66,429,130.60
  6. Step 6: Final answer
    x = 35,020,470.30

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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.