Home / 1,663,458,312.30-2,495,187,468.45-436,750,766.70

Finding the Fourth Proportional to 1,663,458,312.30, 2,495,187,468.45 and 436,750,766.70

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Solution

The fourth proportional to 1,663,458,312.30, 2,495,187,468.45 and 436,750,766.70 is: 655,126,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,458,312.30 : 2,495,187,468.45 = 436,750,766.70 : x
  2. Step 2: Convert to fraction form
    1,663,458,312.30/2,495,187,468.45 = 436,750,766.70/x
  3. Step 3: Cross multiply
    1,663,458,312.30x = 2,495,187,468.45 × 436,750,766.70
  4. Step 4: Simplify right side
    1,663,458,312.30x = 1,089,775,039,905,769,472
  5. Step 5: Solve for x
    x = 1,089,775,039,905,769,472/1,663,458,312.30
  6. Step 6: Final answer
    x = 655,126,150.05

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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.