Home / 618,098,688,088.95-927,148,032,133.45-518,919,042,904.95

Finding the Fourth Proportional to 618,098,688,088.95, 927,148,032,133.45 and 518,919,042,904.95

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Solution

The fourth proportional to 618,098,688,088.95, 927,148,032,133.45 and 518,919,042,904.95 is: 778,378,564,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,688,088.95 : 927,148,032,133.45 = 518,919,042,904.95 : x
  2. Step 2: Convert to fraction form
    618,098,688,088.95/927,148,032,133.45 = 518,919,042,904.95/x
  3. Step 3: Cross multiply
    618,098,688,088.95x = 927,148,032,133.45 × 518,919,042,904.95
  4. Step 4: Simplify right side
    618,098,688,088.95x = 481,114,769,465,897,694,265,344
  5. Step 5: Solve for x
    x = 481,114,769,465,897,694,265,344/618,098,688,088.95
  6. Step 6: Final answer
    x = 778,378,564,357.45

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