Home / 1,493,766,009.60-2,240,649,014.40-912,635,276.10

Finding the Fourth Proportional to 1,493,766,009.60, 2,240,649,014.40 and 912,635,276.10

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Solution

The fourth proportional to 1,493,766,009.60, 2,240,649,014.40 and 912,635,276.10 is: 1,368,952,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,766,009.60 : 2,240,649,014.40 = 912,635,276.10 : x
  2. Step 2: Convert to fraction form
    1,493,766,009.60/2,240,649,014.40 = 912,635,276.10/x
  3. Step 3: Cross multiply
    1,493,766,009.60x = 2,240,649,014.40 × 912,635,276.10
  4. Step 4: Simplify right side
    1,493,766,009.60x = 2,044,895,331,900,136,960
  5. Step 5: Solve for x
    x = 2,044,895,331,900,136,960/1,493,766,009.60
  6. Step 6: Final answer
    x = 1,368,952,914.15

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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.