Home / 1,367,472,632.64-1,887,762,894-916,127,762.52

Finding the Fourth Proportional to 1,367,472,632.64, 1,887,762,894 and 916,127,762.52

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Solution

The fourth proportional to 1,367,472,632.64, 1,887,762,894 and 916,127,762.52 is: 1,264,692,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,472,632.64 : 1,887,762,894 = 916,127,762.52 : x
  2. Step 2: Convert to fraction form
    1,367,472,632.64/1,887,762,894 = 916,127,762.52/x
  3. Step 3: Cross multiply
    1,367,472,632.64x = 1,887,762,894 × 916,127,762.52
  4. Step 4: Simplify right side
    1,367,472,632.64x = 1,729,431,996,248,499,968
  5. Step 5: Solve for x
    x = 1,729,431,996,248,499,968/1,367,472,632.64
  6. Step 6: Final answer
    x = 1,264,692,217.58

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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.