Home / 1,432,835,746.60-2,149,253,619.90-524,978,645.80

Finding the Fourth Proportional to 1,432,835,746.60, 2,149,253,619.90 and 524,978,645.80

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Solution

The fourth proportional to 1,432,835,746.60, 2,149,253,619.90 and 524,978,645.80 is: 787,467,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,835,746.60 : 2,149,253,619.90 = 524,978,645.80 : x
  2. Step 2: Convert to fraction form
    1,432,835,746.60/2,149,253,619.90 = 524,978,645.80/x
  3. Step 3: Cross multiply
    1,432,835,746.60x = 2,149,253,619.90 × 524,978,645.80
  4. Step 4: Simplify right side
    1,432,835,746.60x = 1,128,312,254,855,849,984
  5. Step 5: Solve for x
    x = 1,128,312,254,855,849,984/1,432,835,746.60
  6. Step 6: Final answer
    x = 787,467,968.70

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Double scale
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Similar ratio
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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.