Home / 767,117,038.41-1,058,909,397.06-502,816,064.01

Finding the Fourth Proportional to 767,117,038.41, 1,058,909,397.06 and 502,816,064.01

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Solution

The fourth proportional to 767,117,038.41, 1,058,909,397.06 and 502,816,064.01 is: 694,074,865.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,117,038.41 : 1,058,909,397.06 = 502,816,064.01 : x
  2. Step 2: Convert to fraction form
    767,117,038.41/1,058,909,397.06 = 502,816,064.01/x
  3. Step 3: Cross multiply
    767,117,038.41x = 1,058,909,397.06 × 502,816,064.01
  4. Step 4: Simplify right side
    767,117,038.41x = 532,436,655,172,911,424
  5. Step 5: Solve for x
    x = 532,436,655,172,911,424/767,117,038.41
  6. Step 6: Final answer
    x = 694,074,865.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.