Home / 12,565,963,983.96-17,341,147,266.26-6,927,381,615.15

Finding the Fourth Proportional to 12,565,963,983.96, 17,341,147,266.26 and 6,927,381,615.15

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Solution

The fourth proportional to 12,565,963,983.96, 17,341,147,266.26 and 6,927,381,615.15 is: 9,559,851,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,963,983.96 : 17,341,147,266.26 = 6,927,381,615.15 : x
  2. Step 2: Convert to fraction form
    12,565,963,983.96/17,341,147,266.26 = 6,927,381,615.15/x
  3. Step 3: Cross multiply
    12,565,963,983.96x = 17,341,147,266.26 × 6,927,381,615.15
  4. Step 4: Simplify right side
    12,565,963,983.96x = 120,128,744,757,863,563,264
  5. Step 5: Solve for x
    x = 120,128,744,757,863,563,264/12,565,963,983.96
  6. Step 6: Final answer
    x = 9,559,851,111.40

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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.