Home / 55,920,174,913.52-77,169,838,429.40-30,199,452,356.48

Finding the Fourth Proportional to 55,920,174,913.52, 77,169,838,429.40 and 30,199,452,356.48

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Solution

The fourth proportional to 55,920,174,913.52, 77,169,838,429.40 and 30,199,452,356.48 is: 41,675,242,658.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,920,174,913.52 : 77,169,838,429.40 = 30,199,452,356.48 : x
  2. Step 2: Convert to fraction form
    55,920,174,913.52/77,169,838,429.40 = 30,199,452,356.48/x
  3. Step 3: Cross multiply
    55,920,174,913.52x = 77,169,838,429.40 × 30,199,452,356.48
  4. Step 4: Simplify right side
    55,920,174,913.52x = 2,330,486,859,005,924,474,880
  5. Step 5: Solve for x
    x = 2,330,486,859,005,924,474,880/55,920,174,913.52
  6. Step 6: Final answer
    x = 41,675,242,658.13

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1.5x scale

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.