Home / 102,881,781.43-154,938,541.93-93,698,480.95

Finding the Fourth Proportional to 102,881,781.43, 154,938,541.93 and 93,698,480.95

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Solution

The fourth proportional to 102,881,781.43, 154,938,541.93 and 93,698,480.95 is: 141,108,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,881,781.43 : 154,938,541.93 = 93,698,480.95 : x
  2. Step 2: Convert to fraction form
    102,881,781.43/154,938,541.93 = 93,698,480.95/x
  3. Step 3: Cross multiply
    102,881,781.43x = 154,938,541.93 × 93,698,480.95
  4. Step 4: Simplify right side
    102,881,781.43x = 14,517,506,019,448,882
  5. Step 5: Solve for x
    x = 14,517,506,019,448,882/102,881,781.43
  6. Step 6: Final answer
    x = 141,108,618.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.