Home / 1,255,238,413.84-1,883,130,001.08-381,817,082.08

Finding the Fourth Proportional to 1,255,238,413.84, 1,883,130,001.08 and 381,817,082.08

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Solution

The fourth proportional to 1,255,238,413.84, 1,883,130,001.08 and 381,817,082.08 is: 572,808,475.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,238,413.84 : 1,883,130,001.08 = 381,817,082.08 : x
  2. Step 2: Convert to fraction form
    1,255,238,413.84/1,883,130,001.08 = 381,817,082.08/x
  3. Step 3: Cross multiply
    1,255,238,413.84x = 1,883,130,001.08 × 381,817,082.08
  4. Step 4: Simplify right side
    1,255,238,413.84x = 719,011,202,189,672,832
  5. Step 5: Solve for x
    x = 719,011,202,189,672,832/1,255,238,413.84
  6. Step 6: Final answer
    x = 572,808,475.48

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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.