Home / 965,436,031.60-1,448,154,047.40-578,452,505.20

Finding the Fourth Proportional to 965,436,031.60, 1,448,154,047.40 and 578,452,505.20

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Solution

The fourth proportional to 965,436,031.60, 1,448,154,047.40 and 578,452,505.20 is: 867,678,757.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,436,031.60 : 1,448,154,047.40 = 578,452,505.20 : x
  2. Step 2: Convert to fraction form
    965,436,031.60/1,448,154,047.40 = 578,452,505.20/x
  3. Step 3: Cross multiply
    965,436,031.60x = 1,448,154,047.40 × 578,452,505.20
  4. Step 4: Simplify right side
    965,436,031.60x = 837,688,336,634,049,664
  5. Step 5: Solve for x
    x = 837,688,336,634,049,664/965,436,031.60
  6. Step 6: Final answer
    x = 867,678,757.80

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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.