Home / 1,070,926,621-1,607,069,476.14-457,515,461.32

Finding the Fourth Proportional to 1,070,926,621, 1,607,069,476.14 and 457,515,461.32

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Solution

The fourth proportional to 1,070,926,621, 1,607,069,476.14 and 457,515,461.32 is: 686,563,503.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,926,621 : 1,607,069,476.14 = 457,515,461.32 : x
  2. Step 2: Convert to fraction form
    1,070,926,621/1,607,069,476.14 = 457,515,461.32/x
  3. Step 3: Cross multiply
    1,070,926,621x = 1,607,069,476.14 × 457,515,461.32
  4. Step 4: Simplify right side
    1,070,926,621x = 735,259,132,749,482,880
  5. Step 5: Solve for x
    x = 735,259,132,749,482,880/1,070,926,621
  6. Step 6: Final answer
    x = 686,563,503.35

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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.