Home / 157,258,905.60-235,888,358.40-130,385,049.60

Finding the Fourth Proportional to 157,258,905.60, 235,888,358.40 and 130,385,049.60

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Solution

The fourth proportional to 157,258,905.60, 235,888,358.40 and 130,385,049.60 is: 195,577,574.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,258,905.60 : 235,888,358.40 = 130,385,049.60 : x
  2. Step 2: Convert to fraction form
    157,258,905.60/235,888,358.40 = 130,385,049.60/x
  3. Step 3: Cross multiply
    157,258,905.60x = 235,888,358.40 × 130,385,049.60
  4. Step 4: Simplify right side
    157,258,905.60x = 30,756,315,310,046,576
  5. Step 5: Solve for x
    x = 30,756,315,310,046,576/157,258,905.60
  6. Step 6: Final answer
    x = 195,577,574.40

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1.5x scale

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.