Home / 1,237,864,923,037.80-1,857,645,543,475.30-432,031,863,419.39

Finding the Fourth Proportional to 1,237,864,923,037.80, 1,857,645,543,475.30 and 432,031,863,419.39

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Solution

The fourth proportional to 1,237,864,923,037.80, 1,857,645,543,475.30 and 432,031,863,419.39 is: 648,343,814,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,864,923,037.80 : 1,857,645,543,475.30 = 432,031,863,419.39 : x
  2. Step 2: Convert to fraction form
    1,237,864,923,037.80/1,857,645,543,475.30 = 432,031,863,419.39/x
  3. Step 3: Cross multiply
    1,237,864,923,037.80x = 1,857,645,543,475.30 × 432,031,863,419.39
  4. Step 4: Simplify right side
    1,237,864,923,037.80x = 802,562,065,720,359,411,253,248
  5. Step 5: Solve for x
    x = 802,562,065,720,359,411,253,248/1,237,864,923,037.80
  6. Step 6: Final answer
    x = 648,343,814,243.34

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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.