Home / 652,255,901.03-977,149,378.67-385,563,176.11

Finding the Fourth Proportional to 652,255,901.03, 977,149,378.67 and 385,563,176.11

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Solution

The fourth proportional to 652,255,901.03, 977,149,378.67 and 385,563,176.11 is: 577,615,039.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,255,901.03 : 977,149,378.67 = 385,563,176.11 : x
  2. Step 2: Convert to fraction form
    652,255,901.03/977,149,378.67 = 385,563,176.11/x
  3. Step 3: Cross multiply
    652,255,901.03x = 977,149,378.67 × 385,563,176.11
  4. Step 4: Simplify right side
    652,255,901.03x = 376,752,817,968,068,672
  5. Step 5: Solve for x
    x = 376,752,817,968,068,672/652,255,901.03
  6. Step 6: Final answer
    x = 577,615,039.39

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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.