Home / 73,872,000.80-110,808,001.20-46,662,221.60

Finding the Fourth Proportional to 73,872,000.80, 110,808,001.20 and 46,662,221.60

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Solution

The fourth proportional to 73,872,000.80, 110,808,001.20 and 46,662,221.60 is: 69,993,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,000.80 : 110,808,001.20 = 46,662,221.60 : x
  2. Step 2: Convert to fraction form
    73,872,000.80/110,808,001.20 = 46,662,221.60/x
  3. Step 3: Cross multiply
    73,872,000.80x = 110,808,001.20 × 46,662,221.60
  4. Step 4: Simplify right side
    73,872,000.80x = 5,170,547,507,047,466
  5. Step 5: Solve for x
    x = 5,170,547,507,047,466/73,872,000.80
  6. Step 6: Final answer
    x = 69,993,332.40

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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.