Home / 1,022,137,547.60-1,533,206,321.40-440,150,603.60

Finding the Fourth Proportional to 1,022,137,547.60, 1,533,206,321.40 and 440,150,603.60

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Solution

The fourth proportional to 1,022,137,547.60, 1,533,206,321.40 and 440,150,603.60 is: 660,225,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,137,547.60 : 1,533,206,321.40 = 440,150,603.60 : x
  2. Step 2: Convert to fraction form
    1,022,137,547.60/1,533,206,321.40 = 440,150,603.60/x
  3. Step 3: Cross multiply
    1,022,137,547.60x = 1,533,206,321.40 × 440,150,603.60
  4. Step 4: Simplify right side
    1,022,137,547.60x = 674,841,687,807,545,728
  5. Step 5: Solve for x
    x = 674,841,687,807,545,728/1,022,137,547.60
  6. Step 6: Final answer
    x = 660,225,905.40

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Double scale
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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.