Home / 539,153,887.80-808,730,831.70-194,160,761.40

Finding the Fourth Proportional to 539,153,887.80, 808,730,831.70 and 194,160,761.40

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Solution

The fourth proportional to 539,153,887.80, 808,730,831.70 and 194,160,761.40 is: 291,241,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,153,887.80 : 808,730,831.70 = 194,160,761.40 : x
  2. Step 2: Convert to fraction form
    539,153,887.80/808,730,831.70 = 194,160,761.40/x
  3. Step 3: Cross multiply
    539,153,887.80x = 808,730,831.70 × 194,160,761.40
  4. Step 4: Simplify right side
    539,153,887.80x = 157,023,794,050,527,264
  5. Step 5: Solve for x
    x = 157,023,794,050,527,264/539,153,887.80
  6. Step 6: Final answer
    x = 291,241,142.10

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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.