Home / 162,459,751.92-243,697,501.80-53,275,264.08

Finding the Fourth Proportional to 162,459,751.92, 243,697,501.80 and 53,275,264.08

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Solution

The fourth proportional to 162,459,751.92, 243,697,501.80 and 53,275,264.08 is: 79,915,478.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,459,751.92 : 243,697,501.80 = 53,275,264.08 : x
  2. Step 2: Convert to fraction form
    162,459,751.92/243,697,501.80 = 53,275,264.08/x
  3. Step 3: Cross multiply
    162,459,751.92x = 243,697,501.80 × 53,275,264.08
  4. Step 4: Simplify right side
    162,459,751.92x = 12,983,048,764,031,276
  5. Step 5: Solve for x
    x = 12,983,048,764,031,276/162,459,751.92
  6. Step 6: Final answer
    x = 79,915,478.21

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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.