Home / 1,163,854,621.44-1,746,011,911.68-426,931,368.30

Finding the Fourth Proportional to 1,163,854,621.44, 1,746,011,911.68 and 426,931,368.30

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Solution

The fourth proportional to 1,163,854,621.44, 1,746,011,911.68 and 426,931,368.30 is: 640,481,414.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,854,621.44 : 1,746,011,911.68 = 426,931,368.30 : x
  2. Step 2: Convert to fraction form
    1,163,854,621.44/1,746,011,911.68 = 426,931,368.30/x
  3. Step 3: Cross multiply
    1,163,854,621.44x = 1,746,011,911.68 × 426,931,368.30
  4. Step 4: Simplify right side
    1,163,854,621.44x = 745,427,254,521,641,216
  5. Step 5: Solve for x
    x = 745,427,254,521,641,216/1,163,854,621.44
  6. Step 6: Final answer
    x = 640,481,414.77

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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.