Home / 1,048,455,897.05-1,446,860,031.57-572,155,689.77

Finding the Fourth Proportional to 1,048,455,897.05, 1,446,860,031.57 and 572,155,689.77

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Solution

The fourth proportional to 1,048,455,897.05, 1,446,860,031.57 and 572,155,689.77 is: 789,569,882.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,455,897.05 : 1,446,860,031.57 = 572,155,689.77 : x
  2. Step 2: Convert to fraction form
    1,048,455,897.05/1,446,860,031.57 = 572,155,689.77/x
  3. Step 3: Cross multiply
    1,048,455,897.05x = 1,446,860,031.57 × 572,155,689.77
  4. Step 4: Simplify right side
    1,048,455,897.05x = 827,829,199,367,194,496
  5. Step 5: Solve for x
    x = 827,829,199,367,194,496/1,048,455,897.05
  6. Step 6: Final answer
    x = 789,569,882.43

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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.