Home / 1,209,817,070.46-1,815,048,549.51-433,541,201.76

Finding the Fourth Proportional to 1,209,817,070.46, 1,815,048,549.51 and 433,541,201.76

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Solution

The fourth proportional to 1,209,817,070.46, 1,815,048,549.51 and 433,541,201.76 is: 650,427,530.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,817,070.46 : 1,815,048,549.51 = 433,541,201.76 : x
  2. Step 2: Convert to fraction form
    1,209,817,070.46/1,815,048,549.51 = 433,541,201.76/x
  3. Step 3: Cross multiply
    1,209,817,070.46x = 1,815,048,549.51 × 433,541,201.76
  4. Step 4: Simplify right side
    1,209,817,070.46x = 786,898,329,399,906,944
  5. Step 5: Solve for x
    x = 786,898,329,399,906,944/1,209,817,070.46
  6. Step 6: Final answer
    x = 650,427,530.42

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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.