Home / 897,377,294.43-1,238,587,290.68-526,218,900.03

Finding the Fourth Proportional to 897,377,294.43, 1,238,587,290.68 and 526,218,900.03

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Solution

The fourth proportional to 897,377,294.43, 1,238,587,290.68 and 526,218,900.03 is: 726,303,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,377,294.43 : 1,238,587,290.68 = 526,218,900.03 : x
  2. Step 2: Convert to fraction form
    897,377,294.43/1,238,587,290.68 = 526,218,900.03/x
  3. Step 3: Cross multiply
    897,377,294.43x = 1,238,587,290.68 × 526,218,900.03
  4. Step 4: Simplify right side
    897,377,294.43x = 651,768,041,692,767,488
  5. Step 5: Solve for x
    x = 651,768,041,692,767,488/897,377,294.43
  6. Step 6: Final answer
    x = 726,303,245.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.