Home / 708,804,001.40-1,063,206,002.10-674,791,777.40

Finding the Fourth Proportional to 708,804,001.40, 1,063,206,002.10 and 674,791,777.40

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Solution

The fourth proportional to 708,804,001.40, 1,063,206,002.10 and 674,791,777.40 is: 1,012,187,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,804,001.40 : 1,063,206,002.10 = 674,791,777.40 : x
  2. Step 2: Convert to fraction form
    708,804,001.40/1,063,206,002.10 = 674,791,777.40/x
  3. Step 3: Cross multiply
    708,804,001.40x = 1,063,206,002.10 × 674,791,777.40
  4. Step 4: Simplify right side
    708,804,001.40x = 717,442,667,899,407,104
  5. Step 5: Solve for x
    x = 717,442,667,899,407,104/708,804,001.40
  6. Step 6: Final answer
    x = 1,012,187,666.10

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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.