Home / 651,392,040.40-977,088,060.60-457,522,363.60

Finding the Fourth Proportional to 651,392,040.40, 977,088,060.60 and 457,522,363.60

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Solution

The fourth proportional to 651,392,040.40, 977,088,060.60 and 457,522,363.60 is: 686,283,545.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,392,040.40 : 977,088,060.60 = 457,522,363.60 : x
  2. Step 2: Convert to fraction form
    651,392,040.40/977,088,060.60 = 457,522,363.60/x
  3. Step 3: Cross multiply
    651,392,040.40x = 977,088,060.60 × 457,522,363.60
  4. Step 4: Simplify right side
    651,392,040.40x = 447,039,638,931,052,096
  5. Step 5: Solve for x
    x = 447,039,638,931,052,096/651,392,040.40
  6. Step 6: Final answer
    x = 686,283,545.40

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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.