Home / 1,489,353,404.10-2,234,030,106.15-972,792,752.10

Finding the Fourth Proportional to 1,489,353,404.10, 2,234,030,106.15 and 972,792,752.10

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Solution

The fourth proportional to 1,489,353,404.10, 2,234,030,106.15 and 972,792,752.10 is: 1,459,189,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,353,404.10 : 2,234,030,106.15 = 972,792,752.10 : x
  2. Step 2: Convert to fraction form
    1,489,353,404.10/2,234,030,106.15 = 972,792,752.10/x
  3. Step 3: Cross multiply
    1,489,353,404.10x = 2,234,030,106.15 × 972,792,752.10
  4. Step 4: Simplify right side
    1,489,353,404.10x = 2,173,248,295,235,913,728
  5. Step 5: Solve for x
    x = 2,173,248,295,235,913,728/1,489,353,404.10
  6. Step 6: Final answer
    x = 1,459,189,128.15

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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.