Home / 127,257,036.48-175,634,655.84-75,051,810.24

Finding the Fourth Proportional to 127,257,036.48, 175,634,655.84 and 75,051,810.24

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Solution

The fourth proportional to 127,257,036.48, 175,634,655.84 and 75,051,810.24 is: 103,583,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,257,036.48 : 175,634,655.84 = 75,051,810.24 : x
  2. Step 2: Convert to fraction form
    127,257,036.48/175,634,655.84 = 75,051,810.24/x
  3. Step 3: Cross multiply
    127,257,036.48x = 175,634,655.84 × 75,051,810.24
  4. Step 4: Simplify right side
    127,257,036.48x = 13,181,698,861,671,388
  5. Step 5: Solve for x
    x = 13,181,698,861,671,388/127,257,036.48
  6. Step 6: Final answer
    x = 103,583,261.30

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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.