Home / 347,757,805.40-521,636,708.10-186,514,669.40

Finding the Fourth Proportional to 347,757,805.40, 521,636,708.10 and 186,514,669.40

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Solution

The fourth proportional to 347,757,805.40, 521,636,708.10 and 186,514,669.40 is: 279,772,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,757,805.40 : 521,636,708.10 = 186,514,669.40 : x
  2. Step 2: Convert to fraction form
    347,757,805.40/521,636,708.10 = 186,514,669.40/x
  3. Step 3: Cross multiply
    347,757,805.40x = 521,636,708.10 × 186,514,669.40
  4. Step 4: Simplify right side
    347,757,805.40x = 97,292,898,158,175,808
  5. Step 5: Solve for x
    x = 97,292,898,158,175,808/347,757,805.40
  6. Step 6: Final answer
    x = 279,772,004.10

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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.