Home / 2,657,208,000.60-3,985,812,000.90-909,829,992.60

Finding the Fourth Proportional to 2,657,208,000.60, 3,985,812,000.90 and 909,829,992.60

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Solution

The fourth proportional to 2,657,208,000.60, 3,985,812,000.90 and 909,829,992.60 is: 1,364,744,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,208,000.60 : 3,985,812,000.90 = 909,829,992.60 : x
  2. Step 2: Convert to fraction form
    2,657,208,000.60/3,985,812,000.90 = 909,829,992.60/x
  3. Step 3: Cross multiply
    2,657,208,000.60x = 3,985,812,000.90 × 909,829,992.60
  4. Step 4: Simplify right side
    2,657,208,000.60x = 3,626,411,303,283,838,464
  5. Step 5: Solve for x
    x = 3,626,411,303,283,838,464/2,657,208,000.60
  6. Step 6: Final answer
    x = 1,364,744,988.90

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1.5x scale

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.