Home / 1,572,792,848.29-2,170,506,260.34-858,367,519.57

Finding the Fourth Proportional to 1,572,792,848.29, 2,170,506,260.34 and 858,367,519.57

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Solution

The fourth proportional to 1,572,792,848.29, 2,170,506,260.34 and 858,367,519.57 is: 1,184,575,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,792,848.29 : 2,170,506,260.34 = 858,367,519.57 : x
  2. Step 2: Convert to fraction form
    1,572,792,848.29/2,170,506,260.34 = 858,367,519.57/x
  3. Step 3: Cross multiply
    1,572,792,848.29x = 2,170,506,260.34 × 858,367,519.57
  4. Step 4: Simplify right side
    1,572,792,848.29x = 1,863,092,074,884,058,368
  5. Step 5: Solve for x
    x = 1,863,092,074,884,058,368/1,572,792,848.29
  6. Step 6: Final answer
    x = 1,184,575,627.31

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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.