Home / 268,583,681.20-402,875,521.80-236,838,938.80

Finding the Fourth Proportional to 268,583,681.20, 402,875,521.80 and 236,838,938.80

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Solution

The fourth proportional to 268,583,681.20, 402,875,521.80 and 236,838,938.80 is: 355,258,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,583,681.20 : 402,875,521.80 = 236,838,938.80 : x
  2. Step 2: Convert to fraction form
    268,583,681.20/402,875,521.80 = 236,838,938.80/x
  3. Step 3: Cross multiply
    268,583,681.20x = 402,875,521.80 × 236,838,938.80
  4. Step 4: Simplify right side
    268,583,681.20x = 95,416,611,051,608,272
  5. Step 5: Solve for x
    x = 95,416,611,051,608,272/268,583,681.20
  6. Step 6: Final answer
    x = 355,258,408.20

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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.