Home / 249,217,644.60-374,163,046.20-145,692,937.80

Finding the Fourth Proportional to 249,217,644.60, 374,163,046.20 and 145,692,937.80

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Solution

The fourth proportional to 249,217,644.60, 374,163,046.20 and 145,692,937.80 is: 218,736,171.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,217,644.60 : 374,163,046.20 = 145,692,937.80 : x
  2. Step 2: Convert to fraction form
    249,217,644.60/374,163,046.20 = 145,692,937.80/x
  3. Step 3: Cross multiply
    249,217,644.60x = 374,163,046.20 × 145,692,937.80
  4. Step 4: Simplify right side
    249,217,644.60x = 54,512,913,417,075,128
  5. Step 5: Solve for x
    x = 54,512,913,417,075,128/249,217,644.60
  6. Step 6: Final answer
    x = 218,736,171.37

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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.