Home / 1,532,430,856.38-2,114,754,501.36-827,582,769.72

Finding the Fourth Proportional to 1,532,430,856.38, 2,114,754,501.36 and 827,582,769.72

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Solution

The fourth proportional to 1,532,430,856.38, 2,114,754,501.36 and 827,582,769.72 is: 1,142,064,178.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,430,856.38 : 2,114,754,501.36 = 827,582,769.72 : x
  2. Step 2: Convert to fraction form
    1,532,430,856.38/2,114,754,501.36 = 827,582,769.72/x
  3. Step 3: Cross multiply
    1,532,430,856.38x = 2,114,754,501.36 × 827,582,769.72
  4. Step 4: Simplify right side
    1,532,430,856.38x = 1,750,134,387,513,346,304
  5. Step 5: Solve for x
    x = 1,750,134,387,513,346,304/1,532,430,856.38
  6. Step 6: Final answer
    x = 1,142,064,178.77

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1.5x scale

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.