Home / 153,341,944.02-211,610,822.49-83,727,284.58

Finding the Fourth Proportional to 153,341,944.02, 211,610,822.49 and 83,727,284.58

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Solution

The fourth proportional to 153,341,944.02, 211,610,822.49 and 83,727,284.58 is: 115,543,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,341,944.02 : 211,610,822.49 = 83,727,284.58 : x
  2. Step 2: Convert to fraction form
    153,341,944.02/211,610,822.49 = 83,727,284.58/x
  3. Step 3: Cross multiply
    153,341,944.02x = 211,610,822.49 × 83,727,284.58
  4. Step 4: Simplify right side
    153,341,944.02x = 17,717,599,554,828,094
  5. Step 5: Solve for x
    x = 17,717,599,554,828,094/153,341,944.02
  6. Step 6: Final answer
    x = 115,543,073.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.