Home / 165,798,479.40-248,697,719.10-52,331,087.40

Finding the Fourth Proportional to 165,798,479.40, 248,697,719.10 and 52,331,087.40

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Solution

The fourth proportional to 165,798,479.40, 248,697,719.10 and 52,331,087.40 is: 78,496,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,798,479.40 : 248,697,719.10 = 52,331,087.40 : x
  2. Step 2: Convert to fraction form
    165,798,479.40/248,697,719.10 = 52,331,087.40/x
  3. Step 3: Cross multiply
    165,798,479.40x = 248,697,719.10 × 52,331,087.40
  4. Step 4: Simplify right side
    165,798,479.40x = 13,014,622,074,402,748
  5. Step 5: Solve for x
    x = 13,014,622,074,402,748/165,798,479.40
  6. Step 6: Final answer
    x = 78,496,631.10

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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.