Home / 145,592,203.71-218,418,981.08-47,216,239.53

Finding the Fourth Proportional to 145,592,203.71, 218,418,981.08 and 47,216,239.53

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Solution

The fourth proportional to 145,592,203.71, 218,418,981.08 and 47,216,239.53 is: 70,834,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,592,203.71 : 218,418,981.08 = 47,216,239.53 : x
  2. Step 2: Convert to fraction form
    145,592,203.71/218,418,981.08 = 47,216,239.53/x
  3. Step 3: Cross multiply
    145,592,203.71x = 218,418,981.08 × 47,216,239.53
  4. Step 4: Simplify right side
    145,592,203.71x = 10,312,922,928,512,798
  5. Step 5: Solve for x
    x = 10,312,922,928,512,798/145,592,203.71
  6. Step 6: Final answer
    x = 70,834,307.51

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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.