Home / 732,611,044.32-1,011,009,626.60-398,083,565.62

Finding the Fourth Proportional to 732,611,044.32, 1,011,009,626.60 and 398,083,565.62

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Solution

The fourth proportional to 732,611,044.32, 1,011,009,626.60 and 398,083,565.62 is: 549,358,790.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,611,044.32 : 1,011,009,626.60 = 398,083,565.62 : x
  2. Step 2: Convert to fraction form
    732,611,044.32/1,011,009,626.60 = 398,083,565.62/x
  3. Step 3: Cross multiply
    732,611,044.32x = 1,011,009,626.60 × 398,083,565.62
  4. Step 4: Simplify right side
    732,611,044.32x = 402,466,317,035,739,968
  5. Step 5: Solve for x
    x = 402,466,317,035,739,968/732,611,044.32
  6. Step 6: Final answer
    x = 549,358,790.26

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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.