Home / 357,130,211,491.50-535,772,887,651.65-130,489,299,412.86

Finding the Fourth Proportional to 357,130,211,491.50, 535,772,887,651.65 and 130,489,299,412.86

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Solution

The fourth proportional to 357,130,211,491.50, 535,772,887,651.65 and 130,489,299,412.86 is: 195,762,292,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,130,211,491.50 : 535,772,887,651.65 = 130,489,299,412.86 : x
  2. Step 2: Convert to fraction form
    357,130,211,491.50/535,772,887,651.65 = 130,489,299,412.86/x
  3. Step 3: Cross multiply
    357,130,211,491.50x = 535,772,887,651.65 × 130,489,299,412.86
  4. Step 4: Simplify right side
    357,130,211,491.50x = 69,912,628,754,068,761,739,264
  5. Step 5: Solve for x
    x = 69,912,628,754,068,761,739,264/357,130,211,491.50
  6. Step 6: Final answer
    x = 195,762,292,028.14

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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.