Home / 531,490,252.90-797,235,379.35-477,921,000.10

Finding the Fourth Proportional to 531,490,252.90, 797,235,379.35 and 477,921,000.10

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Solution

The fourth proportional to 531,490,252.90, 797,235,379.35 and 477,921,000.10 is: 716,881,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,490,252.90 : 797,235,379.35 = 477,921,000.10 : x
  2. Step 2: Convert to fraction form
    531,490,252.90/797,235,379.35 = 477,921,000.10/x
  3. Step 3: Cross multiply
    531,490,252.90x = 797,235,379.35 × 477,921,000.10
  4. Step 4: Simplify right side
    531,490,252.90x = 381,015,529,814,054,912
  5. Step 5: Solve for x
    x = 381,015,529,814,054,912/531,490,252.90
  6. Step 6: Final answer
    x = 716,881,500.15

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Double scale
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1.5x scale

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.