Home / 1,680,474,420.01-2,319,258,054.59-956,438,384.52

Finding the Fourth Proportional to 1,680,474,420.01, 2,319,258,054.59 and 956,438,384.52

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Solution

The fourth proportional to 1,680,474,420.01, 2,319,258,054.59 and 956,438,384.52 is: 1,320,000,709.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,474,420.01 : 2,319,258,054.59 = 956,438,384.52 : x
  2. Step 2: Convert to fraction form
    1,680,474,420.01/2,319,258,054.59 = 956,438,384.52/x
  3. Step 3: Cross multiply
    1,680,474,420.01x = 2,319,258,054.59 × 956,438,384.52
  4. Step 4: Simplify right side
    1,680,474,420.01x = 2,218,227,427,024,511,232
  5. Step 5: Solve for x
    x = 2,218,227,427,024,511,232/1,680,474,420.01
  6. Step 6: Final answer
    x = 1,320,000,709.69

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Double scale
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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.