Home / 375,868,864.60-563,824,842.72-99,512,897.69

Finding the Fourth Proportional to 375,868,864.60, 563,824,842.72 and 99,512,897.69

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Solution

The fourth proportional to 375,868,864.60, 563,824,842.72 and 99,512,897.69 is: 149,275,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,868,864.60 : 563,824,842.72 = 99,512,897.69 : x
  2. Step 2: Convert to fraction form
    375,868,864.60/563,824,842.72 = 99,512,897.69/x
  3. Step 3: Cross multiply
    375,868,864.60x = 563,824,842.72 × 99,512,897.69
  4. Step 4: Simplify right side
    375,868,864.60x = 56,107,843,889,712,080
  5. Step 5: Solve for x
    x = 56,107,843,889,712,080/375,868,864.60
  6. Step 6: Final answer
    x = 149,275,050.89

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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.