Home / 897,377,293.43-1,238,587,289.30-526,218,899.03

Finding the Fourth Proportional to 897,377,293.43, 1,238,587,289.30 and 526,218,899.03

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Solution

The fourth proportional to 897,377,293.43, 1,238,587,289.30 and 526,218,899.03 is: 726,303,244.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,377,293.43 : 1,238,587,289.30 = 526,218,899.03 : x
  2. Step 2: Convert to fraction form
    897,377,293.43/1,238,587,289.30 = 526,218,899.03/x
  3. Step 3: Cross multiply
    897,377,293.43x = 1,238,587,289.30 × 526,218,899.03
  4. Step 4: Simplify right side
    897,377,293.43x = 651,768,039,724,272,640
  5. Step 5: Solve for x
    x = 651,768,039,724,272,640/897,377,293.43
  6. Step 6: Final answer
    x = 726,303,244.46

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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.