Home / 7,642,678,192.10-11,460,181,804.02-4,452,977,547.78

Finding the Fourth Proportional to 7,642,678,192.10, 11,460,181,804.02 and 4,452,977,547.78

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Solution

The fourth proportional to 7,642,678,192.10, 11,460,181,804.02 and 4,452,977,547.78 is: 6,677,231,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,642,678,192.10 : 11,460,181,804.02 = 4,452,977,547.78 : x
  2. Step 2: Convert to fraction form
    7,642,678,192.10/11,460,181,804.02 = 4,452,977,547.78/x
  3. Step 3: Cross multiply
    7,642,678,192.10x = 11,460,181,804.02 × 4,452,977,547.78
  4. Step 4: Simplify right side
    7,642,678,192.10x = 51,031,932,266,777,952,256
  5. Step 5: Solve for x
    x = 51,031,932,266,777,952,256/7,642,678,192.10
  6. Step 6: Final answer
    x = 6,677,231,591.35

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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.