Home / 160,953,909.60-241,430,864.40-128,075,426.40

Finding the Fourth Proportional to 160,953,909.60, 241,430,864.40 and 128,075,426.40

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Solution

The fourth proportional to 160,953,909.60, 241,430,864.40 and 128,075,426.40 is: 192,113,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,953,909.60 : 241,430,864.40 = 128,075,426.40 : x
  2. Step 2: Convert to fraction form
    160,953,909.60/241,430,864.40 = 128,075,426.40/x
  3. Step 3: Cross multiply
    160,953,909.60x = 241,430,864.40 × 128,075,426.40
  4. Step 4: Simplify right side
    160,953,909.60x = 30,921,360,904,150,584
  5. Step 5: Solve for x
    x = 30,921,360,904,150,584/160,953,909.60
  6. Step 6: Final answer
    x = 192,113,139.60

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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.