Home / 97,406,756.16-134,356,583.52-62,643,422.40

Finding the Fourth Proportional to 97,406,756.16, 134,356,583.52 and 62,643,422.40

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Solution

The fourth proportional to 97,406,756.16, 134,356,583.52 and 62,643,422.40 is: 86,406,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,406,756.16 : 134,356,583.52 = 62,643,422.40 : x
  2. Step 2: Convert to fraction form
    97,406,756.16/134,356,583.52 = 62,643,422.40/x
  3. Step 3: Cross multiply
    97,406,756.16x = 134,356,583.52 × 62,643,422.40
  4. Step 4: Simplify right side
    97,406,756.16x = 8,416,556,213,664,239
  5. Step 5: Solve for x
    x = 8,416,556,213,664,239/97,406,756.16
  6. Step 6: Final answer
    x = 86,406,287.87

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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.