Home / 102,071,938.20-153,107,907.30-93,143,729.40

Finding the Fourth Proportional to 102,071,938.20, 153,107,907.30 and 93,143,729.40

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Solution

The fourth proportional to 102,071,938.20, 153,107,907.30 and 93,143,729.40 is: 139,715,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,071,938.20 : 153,107,907.30 = 93,143,729.40 : x
  2. Step 2: Convert to fraction form
    102,071,938.20/153,107,907.30 = 93,143,729.40/x
  3. Step 3: Cross multiply
    102,071,938.20x = 153,107,907.30 × 93,143,729.40
  4. Step 4: Simplify right side
    102,071,938.20x = 14,261,041,486,551,486
  5. Step 5: Solve for x
    x = 14,261,041,486,551,486/102,071,938.20
  6. Step 6: Final answer
    x = 139,715,594.10

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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.