Home / 1,059,399,436.84-1,587,646,328.36-670,528,113.91

Finding the Fourth Proportional to 1,059,399,436.84, 1,587,646,328.36 and 670,528,113.91

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Solution

The fourth proportional to 1,059,399,436.84, 1,587,646,328.36 and 670,528,113.91 is: 1,004,872,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,399,436.84 : 1,587,646,328.36 = 670,528,113.91 : x
  2. Step 2: Convert to fraction form
    1,059,399,436.84/1,587,646,328.36 = 670,528,113.91/x
  3. Step 3: Cross multiply
    1,059,399,436.84x = 1,587,646,328.36 × 670,528,113.91
  4. Step 4: Simplify right side
    1,059,399,436.84x = 1,064,561,498,113,031,680
  5. Step 5: Solve for x
    x = 1,064,561,498,113,031,680/1,059,399,436.84
  6. Step 6: Final answer
    x = 1,004,872,629.80

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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.