Home / 249,318,102.60-373,977,153.90-67,565,280.60

Finding the Fourth Proportional to 249,318,102.60, 373,977,153.90 and 67,565,280.60

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Solution

The fourth proportional to 249,318,102.60, 373,977,153.90 and 67,565,280.60 is: 101,347,920.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,318,102.60 : 373,977,153.90 = 67,565,280.60 : x
  2. Step 2: Convert to fraction form
    249,318,102.60/373,977,153.90 = 67,565,280.60/x
  3. Step 3: Cross multiply
    249,318,102.60x = 373,977,153.90 × 67,565,280.60
  4. Step 4: Simplify right side
    249,318,102.60x = 25,267,871,341,242,880
  5. Step 5: Solve for x
    x = 25,267,871,341,242,880/249,318,102.60
  6. Step 6: Final answer
    x = 101,347,920.90

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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.