Home / 157,464,245.10-236,196,367.65-42,460,412.70

Finding the Fourth Proportional to 157,464,245.10, 236,196,367.65 and 42,460,412.70

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Solution

The fourth proportional to 157,464,245.10, 236,196,367.65 and 42,460,412.70 is: 63,690,619.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,245.10 : 236,196,367.65 = 42,460,412.70 : x
  2. Step 2: Convert to fraction form
    157,464,245.10/236,196,367.65 = 42,460,412.70/x
  3. Step 3: Cross multiply
    157,464,245.10x = 236,196,367.65 × 42,460,412.70
  4. Step 4: Simplify right side
    157,464,245.10x = 10,028,995,248,659,930
  5. Step 5: Solve for x
    x = 10,028,995,248,659,930/157,464,245.10
  6. Step 6: Final answer
    x = 63,690,619.05

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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.