Home / 1,132,752,399.48-1,563,415,444.80-637,715,108.16

Finding the Fourth Proportional to 1,132,752,399.48, 1,563,415,444.80 and 637,715,108.16

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Solution

The fourth proportional to 1,132,752,399.48, 1,563,415,444.80 and 637,715,108.16 is: 880,169,090.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,752,399.48 : 1,563,415,444.80 = 637,715,108.16 : x
  2. Step 2: Convert to fraction form
    1,132,752,399.48/1,563,415,444.80 = 637,715,108.16/x
  3. Step 3: Cross multiply
    1,132,752,399.48x = 1,563,415,444.80 × 637,715,108.16
  4. Step 4: Simplify right side
    1,132,752,399.48x = 997,013,649,479,646,464
  5. Step 5: Solve for x
    x = 997,013,649,479,646,464/1,132,752,399.48
  6. Step 6: Final answer
    x = 880,169,090.74

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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.