Home / 1,098,227,275.68-1,646,677,089.65-442,412,349.59

Finding the Fourth Proportional to 1,098,227,275.68, 1,646,677,089.65 and 442,412,349.59

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Solution

The fourth proportional to 1,098,227,275.68, 1,646,677,089.65 and 442,412,349.59 is: 663,351,108.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,227,275.68 : 1,646,677,089.65 = 442,412,349.59 : x
  2. Step 2: Convert to fraction form
    1,098,227,275.68/1,646,677,089.65 = 442,412,349.59/x
  3. Step 3: Cross multiply
    1,098,227,275.68x = 1,646,677,089.65 × 442,412,349.59
  4. Step 4: Simplify right side
    1,098,227,275.68x = 728,510,280,247,953,152
  5. Step 5: Solve for x
    x = 728,510,280,247,953,152/1,098,227,275.68
  6. Step 6: Final answer
    x = 663,351,108.08

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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.