Home / 877,711,652.73-1,316,427,332.22-255,781,408.38

Finding the Fourth Proportional to 877,711,652.73, 1,316,427,332.22 and 255,781,408.38

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Solution

The fourth proportional to 877,711,652.73, 1,316,427,332.22 and 255,781,408.38 is: 383,631,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,711,652.73 : 1,316,427,332.22 = 255,781,408.38 : x
  2. Step 2: Convert to fraction form
    877,711,652.73/1,316,427,332.22 = 255,781,408.38/x
  3. Step 3: Cross multiply
    877,711,652.73x = 1,316,427,332.22 × 255,781,408.38
  4. Step 4: Simplify right side
    877,711,652.73x = 336,717,637,065,157,760
  5. Step 5: Solve for x
    x = 336,717,637,065,157,760/877,711,652.73
  6. Step 6: Final answer
    x = 383,631,271.18

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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.