Home / 137,110,873.16-205,681,916.10-49,713,548.48

Finding the Fourth Proportional to 137,110,873.16, 205,681,916.10 and 49,713,548.48

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Solution

The fourth proportional to 137,110,873.16, 205,681,916.10 and 49,713,548.48 is: 74,575,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,110,873.16 : 205,681,916.10 = 49,713,548.48 : x
  2. Step 2: Convert to fraction form
    137,110,873.16/205,681,916.10 = 49,713,548.48/x
  3. Step 3: Cross multiply
    137,110,873.16x = 205,681,916.10 × 49,713,548.48
  4. Step 4: Simplify right side
    137,110,873.16x = 10,225,177,907,496,642
  5. Step 5: Solve for x
    x = 10,225,177,907,496,642/137,110,873.16
  6. Step 6: Final answer
    x = 74,575,981.26

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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.