Home / 579,962,070.80-869,943,106.20-197,009,622.80

Finding the Fourth Proportional to 579,962,070.80, 869,943,106.20 and 197,009,622.80

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Solution

The fourth proportional to 579,962,070.80, 869,943,106.20 and 197,009,622.80 is: 295,514,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,962,070.80 : 869,943,106.20 = 197,009,622.80 : x
  2. Step 2: Convert to fraction form
    579,962,070.80/869,943,106.20 = 197,009,622.80/x
  3. Step 3: Cross multiply
    579,962,070.80x = 869,943,106.20 × 197,009,622.80
  4. Step 4: Simplify right side
    579,962,070.80x = 171,387,163,209,922,368
  5. Step 5: Solve for x
    x = 171,387,163,209,922,368/579,962,070.80
  6. Step 6: Final answer
    x = 295,514,434.20

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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.