Home / 97,807,615.40-146,711,423.10-52,457,983.40

Finding the Fourth Proportional to 97,807,615.40, 146,711,423.10 and 52,457,983.40

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Solution

The fourth proportional to 97,807,615.40, 146,711,423.10 and 52,457,983.40 is: 78,686,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807,615.40 : 146,711,423.10 = 52,457,983.40 : x
  2. Step 2: Convert to fraction form
    97,807,615.40/146,711,423.10 = 52,457,983.40/x
  3. Step 3: Cross multiply
    97,807,615.40x = 146,711,423.10 × 52,457,983.40
  4. Step 4: Simplify right side
    97,807,615.40x = 7,696,185,397,570,176
  5. Step 5: Solve for x
    x = 7,696,185,397,570,176/97,807,615.40
  6. Step 6: Final answer
    x = 78,686,975.10

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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.