Home / 676,159,020.47-1,012,780,806.92-456,602,044.52

Finding the Fourth Proportional to 676,159,020.47, 1,012,780,806.92 and 456,602,044.52

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Solution

The fourth proportional to 676,159,020.47, 1,012,780,806.92 and 456,602,044.52 is: 683,918,683.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,159,020.47 : 1,012,780,806.92 = 456,602,044.52 : x
  2. Step 2: Convert to fraction form
    676,159,020.47/1,012,780,806.92 = 456,602,044.52/x
  3. Step 3: Cross multiply
    676,159,020.47x = 1,012,780,806.92 × 456,602,044.52
  4. Step 4: Simplify right side
    676,159,020.47x = 462,437,787,088,004,288
  5. Step 5: Solve for x
    x = 462,437,787,088,004,288/676,159,020.47
  6. Step 6: Final answer
    x = 683,918,683.46

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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.