Home / 99,634,528.19-137,495,267.17-55,581,491.95

Finding the Fourth Proportional to 99,634,528.19, 137,495,267.17 and 55,581,491.95

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Solution

The fourth proportional to 99,634,528.19, 137,495,267.17 and 55,581,491.95 is: 76,702,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,634,528.19 : 137,495,267.17 = 55,581,491.95 : x
  2. Step 2: Convert to fraction form
    99,634,528.19/137,495,267.17 = 55,581,491.95/x
  3. Step 3: Cross multiply
    99,634,528.19x = 137,495,267.17 × 55,581,491.95
  4. Step 4: Simplify right side
    99,634,528.19x = 7,642,192,084,889,762
  5. Step 5: Solve for x
    x = 7,642,192,084,889,762/99,634,528.19
  6. Step 6: Final answer
    x = 76,702,245.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.