Home / 1,248,461,933.63-1,870,700,859.26-914,923,135.74

Finding the Fourth Proportional to 1,248,461,933.63, 1,870,700,859.26 and 914,923,135.74

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Solution

The fourth proportional to 1,248,461,933.63, 1,870,700,859.26 and 914,923,135.74 is: 1,370,924,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,461,933.63 : 1,870,700,859.26 = 914,923,135.74 : x
  2. Step 2: Convert to fraction form
    1,248,461,933.63/1,870,700,859.26 = 914,923,135.74/x
  3. Step 3: Cross multiply
    1,248,461,933.63x = 1,870,700,859.26 × 914,923,135.74
  4. Step 4: Simplify right side
    1,248,461,933.63x = 1,711,547,496,181,097,216
  5. Step 5: Solve for x
    x = 1,711,547,496,181,097,216/1,248,461,933.63
  6. Step 6: Final answer
    x = 1,370,924,855.68

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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.