Home / 1,329,500,488.64-1,994,248,058.88-1,248,596,199.68

Finding the Fourth Proportional to 1,329,500,488.64, 1,994,248,058.88 and 1,248,596,199.68

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Solution

The fourth proportional to 1,329,500,488.64, 1,994,248,058.88 and 1,248,596,199.68 is: 1,872,891,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,500,488.64 : 1,994,248,058.88 = 1,248,596,199.68 : x
  2. Step 2: Convert to fraction form
    1,329,500,488.64/1,994,248,058.88 = 1,248,596,199.68/x
  3. Step 3: Cross multiply
    1,329,500,488.64x = 1,994,248,058.88 × 1,248,596,199.68
  4. Step 4: Simplify right side
    1,329,500,488.64x = 2,490,010,547,536,785,408
  5. Step 5: Solve for x
    x = 2,490,010,547,536,785,408/1,329,500,488.64
  6. Step 6: Final answer
    x = 1,872,891,788.17

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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.