Home / 15,490,016,547.81-23,239,766,726.30-7,932,152,491.06

Finding the Fourth Proportional to 15,490,016,547.81, 23,239,766,726.30 and 7,932,152,491.06

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Solution

The fourth proportional to 15,490,016,547.81, 23,239,766,726.30 and 7,932,152,491.06 is: 11,900,656,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,490,016,547.81 : 23,239,766,726.30 = 7,932,152,491.06 : x
  2. Step 2: Convert to fraction form
    15,490,016,547.81/23,239,766,726.30 = 7,932,152,491.06/x
  3. Step 3: Cross multiply
    15,490,016,547.81x = 23,239,766,726.30 × 7,932,152,491.06
  4. Step 4: Simplify right side
    15,490,016,547.81x = 184,341,373,529,634,177,024
  5. Step 5: Solve for x
    x = 184,341,373,529,634,177,024/15,490,016,547.81
  6. Step 6: Final answer
    x = 11,900,656,978.68

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1.5x scale

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.