Home / 673,760,058.70-1,010,640,088.05-328,535,985.10

Finding the Fourth Proportional to 673,760,058.70, 1,010,640,088.05 and 328,535,985.10

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Solution

The fourth proportional to 673,760,058.70, 1,010,640,088.05 and 328,535,985.10 is: 492,803,977.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,760,058.70 : 1,010,640,088.05 = 328,535,985.10 : x
  2. Step 2: Convert to fraction form
    673,760,058.70/1,010,640,088.05 = 328,535,985.10/x
  3. Step 3: Cross multiply
    673,760,058.70x = 1,010,640,088.05 × 328,535,985.10
  4. Step 4: Simplify right side
    673,760,058.70x = 332,031,636,909,057,472
  5. Step 5: Solve for x
    x = 332,031,636,909,057,472/673,760,058.70
  6. Step 6: Final answer
    x = 492,803,977.65

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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.