Home / 294,862,209.60-442,293,314.40-289,122,646.80

Finding the Fourth Proportional to 294,862,209.60, 442,293,314.40 and 289,122,646.80

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Solution

The fourth proportional to 294,862,209.60, 442,293,314.40 and 289,122,646.80 is: 433,683,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,862,209.60 : 442,293,314.40 = 289,122,646.80 : x
  2. Step 2: Convert to fraction form
    294,862,209.60/442,293,314.40 = 289,122,646.80/x
  3. Step 3: Cross multiply
    294,862,209.60x = 442,293,314.40 × 289,122,646.80
  4. Step 4: Simplify right side
    294,862,209.60x = 127,877,013,721,272,560
  5. Step 5: Solve for x
    x = 127,877,013,721,272,560/294,862,209.60
  6. Step 6: Final answer
    x = 433,683,970.20

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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.