Home / 253,512,579,843.02-349,855,750,254.90-139,331,248,049.89

Finding the Fourth Proportional to 253,512,579,843.02, 349,855,750,254.90 and 139,331,248,049.89

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Solution

The fourth proportional to 253,512,579,843.02, 349,855,750,254.90 and 139,331,248,049.89 is: 192,281,733,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,512,579,843.02 : 349,855,750,254.90 = 139,331,248,049.89 : x
  2. Step 2: Convert to fraction form
    253,512,579,843.02/349,855,750,254.90 = 139,331,248,049.89/x
  3. Step 3: Cross multiply
    253,512,579,843.02x = 349,855,750,254.90 × 139,331,248,049.89
  4. Step 4: Simplify right side
    253,512,579,843.02x = 48,745,838,320,445,844,094,976
  5. Step 5: Solve for x
    x = 48,745,838,320,445,844,094,976/253,512,579,843.02
  6. Step 6: Final answer
    x = 192,281,733,516.46

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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.