Home / 157,464,200.48-236,196,300.71-99,643,419.68

Finding the Fourth Proportional to 157,464,200.48, 236,196,300.71 and 99,643,419.68

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Solution

The fourth proportional to 157,464,200.48, 236,196,300.71 and 99,643,419.68 is: 149,465,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,200.48 : 236,196,300.71 = 99,643,419.68 : x
  2. Step 2: Convert to fraction form
    157,464,200.48/236,196,300.71 = 99,643,419.68/x
  3. Step 3: Cross multiply
    157,464,200.48x = 236,196,300.71 × 99,643,419.68
  4. Step 4: Simplify right side
    157,464,200.48x = 23,535,407,117,578,140
  5. Step 5: Solve for x
    x = 23,535,407,117,578,140/157,464,200.48
  6. Step 6: Final answer
    x = 149,465,129.51

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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.