Home / 752,408,511.40-1,038,326,151.24-417,880,973.22

Finding the Fourth Proportional to 752,408,511.40, 1,038,326,151.24 and 417,880,973.22

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Solution

The fourth proportional to 752,408,511.40, 1,038,326,151.24 and 417,880,973.22 is: 576,677,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,408,511.40 : 1,038,326,151.24 = 417,880,973.22 : x
  2. Step 2: Convert to fraction form
    752,408,511.40/1,038,326,151.24 = 417,880,973.22/x
  3. Step 3: Cross multiply
    752,408,511.40x = 1,038,326,151.24 × 417,880,973.22
  4. Step 4: Simplify right side
    752,408,511.40x = 433,896,742,599,948,160
  5. Step 5: Solve for x
    x = 433,896,742,599,948,160/752,408,511.40
  6. Step 6: Final answer
    x = 576,677,079.04

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1.5x scale

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.