Home / 124,501,779.60-186,752,669.40-38,240,047.95

Finding the Fourth Proportional to 124,501,779.60, 186,752,669.40 and 38,240,047.95

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Solution

The fourth proportional to 124,501,779.60, 186,752,669.40 and 38,240,047.95 is: 57,360,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,501,779.60 : 186,752,669.40 = 38,240,047.95 : x
  2. Step 2: Convert to fraction form
    124,501,779.60/186,752,669.40 = 38,240,047.95/x
  3. Step 3: Cross multiply
    124,501,779.60x = 186,752,669.40 × 38,240,047.95
  4. Step 4: Simplify right side
    124,501,779.60x = 7,141,431,032,646,499
  5. Step 5: Solve for x
    x = 7,141,431,032,646,499/124,501,779.60
  6. Step 6: Final answer
    x = 57,360,071.93

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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.