Home / 497,472,692.40-746,209,038.60-238,554,637.20

Finding the Fourth Proportional to 497,472,692.40, 746,209,038.60 and 238,554,637.20

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Solution

The fourth proportional to 497,472,692.40, 746,209,038.60 and 238,554,637.20 is: 357,831,955.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,472,692.40 : 746,209,038.60 = 238,554,637.20 : x
  2. Step 2: Convert to fraction form
    497,472,692.40/746,209,038.60 = 238,554,637.20/x
  3. Step 3: Cross multiply
    497,472,692.40x = 746,209,038.60 × 238,554,637.20
  4. Step 4: Simplify right side
    497,472,692.40x = 178,011,626,478,583,808
  5. Step 5: Solve for x
    x = 178,011,626,478,583,808/497,472,692.40
  6. Step 6: Final answer
    x = 357,831,955.80

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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.