Home / 137,110,862.32-205,681,899.94-49,713,537.67

Finding the Fourth Proportional to 137,110,862.32, 205,681,899.94 and 49,713,537.67

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Solution

The fourth proportional to 137,110,862.32, 205,681,899.94 and 49,713,537.67 is: 74,575,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,110,862.32 : 205,681,899.94 = 49,713,537.67 : x
  2. Step 2: Convert to fraction form
    137,110,862.32/205,681,899.94 = 49,713,537.67/x
  3. Step 3: Cross multiply
    137,110,862.32x = 205,681,899.94 × 49,713,537.67
  4. Step 4: Simplify right side
    137,110,862.32x = 10,225,174,880,065,872
  5. Step 5: Solve for x
    x = 10,225,174,880,065,872/137,110,862.32
  6. Step 6: Final answer
    x = 74,575,965.08

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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.