Home / 142,602,886.94-213,918,831.23-49,217,704.65

Finding the Fourth Proportional to 142,602,886.94, 213,918,831.23 and 49,217,704.65

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Solution

The fourth proportional to 142,602,886.94, 213,918,831.23 and 49,217,704.65 is: 73,831,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,602,886.94 : 213,918,831.23 = 49,217,704.65 : x
  2. Step 2: Convert to fraction form
    142,602,886.94/213,918,831.23 = 49,217,704.65/x
  3. Step 3: Cross multiply
    142,602,886.94x = 213,918,831.23 × 49,217,704.65
  4. Step 4: Simplify right side
    142,602,886.94x = 10,528,593,854,305,248
  5. Step 5: Solve for x
    x = 10,528,593,854,305,248/142,602,886.94
  6. Step 6: Final answer
    x = 73,831,561.76

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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.