Home / 161,805,526.17-242,881,007.40-69,734,701.52

Finding the Fourth Proportional to 161,805,526.17, 242,881,007.40 and 69,734,701.52

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Solution

The fourth proportional to 161,805,526.17, 242,881,007.40 and 69,734,701.52 is: 104,676,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,805,526.17 : 242,881,007.40 = 69,734,701.52 : x
  2. Step 2: Convert to fraction form
    161,805,526.17/242,881,007.40 = 69,734,701.52/x
  3. Step 3: Cross multiply
    161,805,526.17x = 242,881,007.40 × 69,734,701.52
  4. Step 4: Simplify right side
    161,805,526.17x = 16,937,234,554,701,506
  5. Step 5: Solve for x
    x = 16,937,234,554,701,506/161,805,526.17
  6. Step 6: Final answer
    x = 104,676,490.08

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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.