Home / 668,889,296.10-1,003,333,944.15-424,001,283.30

Finding the Fourth Proportional to 668,889,296.10, 1,003,333,944.15 and 424,001,283.30

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Solution

The fourth proportional to 668,889,296.10, 1,003,333,944.15 and 424,001,283.30 is: 636,001,924.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,889,296.10 : 1,003,333,944.15 = 424,001,283.30 : x
  2. Step 2: Convert to fraction form
    668,889,296.10/1,003,333,944.15 = 424,001,283.30/x
  3. Step 3: Cross multiply
    668,889,296.10x = 1,003,333,944.15 × 424,001,283.30
  4. Step 4: Simplify right side
    668,889,296.10x = 425,414,879,898,050,560
  5. Step 5: Solve for x
    x = 425,414,879,898,050,560/668,889,296.10
  6. Step 6: Final answer
    x = 636,001,924.95

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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.