Home / 10,913,127,476.30-15,060,312,058.06-6,400,261,420.89

Finding the Fourth Proportional to 10,913,127,476.30, 15,060,312,058.06 and 6,400,261,420.89

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Solution

The fourth proportional to 10,913,127,476.30, 15,060,312,058.06 and 6,400,261,420.89 is: 8,832,475,792.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,913,127,476.30 : 15,060,312,058.06 = 6,400,261,420.89 : x
  2. Step 2: Convert to fraction form
    10,913,127,476.30/15,060,312,058.06 = 6,400,261,420.89/x
  3. Step 3: Cross multiply
    10,913,127,476.30x = 15,060,312,058.06 × 6,400,261,420.89
  4. Step 4: Simplify right side
    10,913,127,476.30x = 96,389,934,251,765,891,072
  5. Step 5: Solve for x
    x = 96,389,934,251,765,891,072/10,913,127,476.30
  6. Step 6: Final answer
    x = 8,832,475,792.21

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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.