Home / 115,003,159.98-172,403,962.47-43,249,964.46

Finding the Fourth Proportional to 115,003,159.98, 172,403,962.47 and 43,249,964.46

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Solution

The fourth proportional to 115,003,159.98, 172,403,962.47 and 43,249,964.46 is: 64,837,046.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,003,159.98 : 172,403,962.47 = 43,249,964.46 : x
  2. Step 2: Convert to fraction form
    115,003,159.98/172,403,962.47 = 43,249,964.46/x
  3. Step 3: Cross multiply
    115,003,159.98x = 172,403,962.47 × 43,249,964.46
  4. Step 4: Simplify right side
    115,003,159.98x = 7,456,465,249,590,674
  5. Step 5: Solve for x
    x = 7,456,465,249,590,674/115,003,159.98
  6. Step 6: Final answer
    x = 64,837,046.66

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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.