Home / 97,390,403.46-134,398,803.89-53,340,172.65

Finding the Fourth Proportional to 97,390,403.46, 134,398,803.89 and 53,340,172.65

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Solution

The fourth proportional to 97,390,403.46, 134,398,803.89 and 53,340,172.65 is: 73,609,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,390,403.46 : 134,398,803.89 = 53,340,172.65 : x
  2. Step 2: Convert to fraction form
    97,390,403.46/134,398,803.89 = 53,340,172.65/x
  3. Step 3: Cross multiply
    97,390,403.46x = 134,398,803.89 × 53,340,172.65
  4. Step 4: Simplify right side
    97,390,403.46x = 7,168,855,403,579,443
  5. Step 5: Solve for x
    x = 7,168,855,403,579,443/97,390,403.46
  6. Step 6: Final answer
    x = 73,609,464.06

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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.