Home / 708,590,177.70-1,062,885,266.55-652,629,440.40

Finding the Fourth Proportional to 708,590,177.70, 1,062,885,266.55 and 652,629,440.40

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Solution

The fourth proportional to 708,590,177.70, 1,062,885,266.55 and 652,629,440.40 is: 978,944,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,590,177.70 : 1,062,885,266.55 = 652,629,440.40 : x
  2. Step 2: Convert to fraction form
    708,590,177.70/1,062,885,266.55 = 652,629,440.40/x
  3. Step 3: Cross multiply
    708,590,177.70x = 1,062,885,266.55 × 652,629,440.40
  4. Step 4: Simplify right side
    708,590,177.70x = 693,670,216,717,931,264
  5. Step 5: Solve for x
    x = 693,670,216,717,931,264/708,590,177.70
  6. Step 6: Final answer
    x = 978,944,160.60

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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.