Home / 1,663,459,549.30-2,495,189,323.95-436,752,003.70

Finding the Fourth Proportional to 1,663,459,549.30, 2,495,189,323.95 and 436,752,003.70

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Solution

The fourth proportional to 1,663,459,549.30, 2,495,189,323.95 and 436,752,003.70 is: 655,128,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,459,549.30 : 2,495,189,323.95 = 436,752,003.70 : x
  2. Step 2: Convert to fraction form
    1,663,459,549.30/2,495,189,323.95 = 436,752,003.70/x
  3. Step 3: Cross multiply
    1,663,459,549.30x = 2,495,189,323.95 × 436,752,003.70
  4. Step 4: Simplify right side
    1,663,459,549.30x = 1,089,778,936,846,010,752
  5. Step 5: Solve for x
    x = 1,089,778,936,846,010,752/1,663,459,549.30
  6. Step 6: Final answer
    x = 655,128,005.55

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Double scale
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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.