Home / 788,830,019.10-1,180,977,547.05-482,720,003.10

Finding the Fourth Proportional to 788,830,019.10, 1,180,977,547.05 and 482,720,003.10

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Solution

The fourth proportional to 788,830,019.10, 1,180,977,547.05 and 482,720,003.10 is: 722,692,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,830,019.10 : 1,180,977,547.05 = 482,720,003.10 : x
  2. Step 2: Convert to fraction form
    788,830,019.10/1,180,977,547.05 = 482,720,003.10/x
  3. Step 3: Cross multiply
    788,830,019.10x = 1,180,977,547.05 × 482,720,003.10
  4. Step 4: Simplify right side
    788,830,019.10x = 570,081,485,173,006,400
  5. Step 5: Solve for x
    x = 570,081,485,173,006,400/788,830,019.10
  6. Step 6: Final answer
    x = 722,692,432.30

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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.