Home / 163,924,953.80-245,568,566.10-99,036,007.70

Finding the Fourth Proportional to 163,924,953.80, 245,568,566.10 and 99,036,007.70

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Solution

The fourth proportional to 163,924,953.80, 245,568,566.10 and 99,036,007.70 is: 148,361,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,924,953.80 : 245,568,566.10 = 99,036,007.70 : x
  2. Step 2: Convert to fraction form
    163,924,953.80/245,568,566.10 = 99,036,007.70/x
  3. Step 3: Cross multiply
    163,924,953.80x = 245,568,566.10 × 99,036,007.70
  4. Step 4: Simplify right side
    163,924,953.80x = 24,320,130,403,157,560
  5. Step 5: Solve for x
    x = 24,320,130,403,157,560/163,924,953.80
  6. Step 6: Final answer
    x = 148,361,368.05

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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.