Home / 130,833,248.64-180,558,358.23-75,081,019.01

Finding the Fourth Proportional to 130,833,248.64, 180,558,358.23 and 75,081,019.01

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Solution

The fourth proportional to 130,833,248.64, 180,558,358.23 and 75,081,019.01 is: 103,616,669.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,833,248.64 : 180,558,358.23 = 75,081,019.01 : x
  2. Step 2: Convert to fraction form
    130,833,248.64/180,558,358.23 = 75,081,019.01/x
  3. Step 3: Cross multiply
    130,833,248.64x = 180,558,358.23 × 75,081,019.01
  4. Step 4: Simplify right side
    130,833,248.64x = 13,556,505,527,075,422
  5. Step 5: Solve for x
    x = 13,556,505,527,075,422/130,833,248.64
  6. Step 6: Final answer
    x = 103,616,669.83

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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.