Home / 152,064,618.80-228,012,947.40-49,776,004.40

Finding the Fourth Proportional to 152,064,618.80, 228,012,947.40 and 49,776,004.40

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Solution

The fourth proportional to 152,064,618.80, 228,012,947.40 and 49,776,004.40 is: 74,636,516.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,618.80 : 228,012,947.40 = 49,776,004.40 : x
  2. Step 2: Convert to fraction form
    152,064,618.80/228,012,947.40 = 49,776,004.40/x
  3. Step 3: Cross multiply
    152,064,618.80x = 228,012,947.40 × 49,776,004.40
  4. Step 4: Simplify right side
    152,064,618.80x = 11,349,573,473,039,368
  5. Step 5: Solve for x
    x = 11,349,573,473,039,368/152,064,618.80
  6. Step 6: Final answer
    x = 74,636,516.78

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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.