Home / 936,114,562.35-1,291,216,069.26-602,009,490.78

Finding the Fourth Proportional to 936,114,562.35, 1,291,216,069.26 and 602,009,490.78

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Solution

The fourth proportional to 936,114,562.35, 1,291,216,069.26 and 602,009,490.78 is: 830,373,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,114,562.35 : 1,291,216,069.26 = 602,009,490.78 : x
  2. Step 2: Convert to fraction form
    936,114,562.35/1,291,216,069.26 = 602,009,490.78/x
  3. Step 3: Cross multiply
    936,114,562.35x = 1,291,216,069.26 × 602,009,490.78
  4. Step 4: Simplify right side
    936,114,562.35x = 777,324,328,342,165,760
  5. Step 5: Solve for x
    x = 777,324,328,342,165,760/936,114,562.35
  6. Step 6: Final answer
    x = 830,373,075.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.