Home / 2,205,742,792.47-3,308,612,167.17-691,402,621.41

Finding the Fourth Proportional to 2,205,742,792.47, 3,308,612,167.17 and 691,402,621.41

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Solution

The fourth proportional to 2,205,742,792.47, 3,308,612,167.17 and 691,402,621.41 is: 1,037,103,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,742,792.47 : 3,308,612,167.17 = 691,402,621.41 : x
  2. Step 2: Convert to fraction form
    2,205,742,792.47/3,308,612,167.17 = 691,402,621.41/x
  3. Step 3: Cross multiply
    2,205,742,792.47x = 3,308,612,167.17 × 691,402,621.41
  4. Step 4: Simplify right side
    2,205,742,792.47x = 2,287,583,125,610,359,040
  5. Step 5: Solve for x
    x = 2,287,583,125,610,359,040/2,205,742,792.47
  6. Step 6: Final answer
    x = 1,037,103,298.45

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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.