Home / 143,527,905.60-215,323,351.20-46,488,091.20

Finding the Fourth Proportional to 143,527,905.60, 215,323,351.20 and 46,488,091.20

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Solution

The fourth proportional to 143,527,905.60, 215,323,351.20 and 46,488,091.20 is: 69,742,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,527,905.60 : 215,323,351.20 = 46,488,091.20 : x
  2. Step 2: Convert to fraction form
    143,527,905.60/215,323,351.20 = 46,488,091.20/x
  3. Step 3: Cross multiply
    143,527,905.60x = 215,323,351.20 × 46,488,091.20
  4. Step 4: Simplify right side
    143,527,905.60x = 10,009,971,588,075,230
  5. Step 5: Solve for x
    x = 10,009,971,588,075,230/143,527,905.60
  6. Step 6: Final answer
    x = 69,742,337.19

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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.