Home / 1,796,688,133.30-2,695,032,199.95-435,079,429.30

Finding the Fourth Proportional to 1,796,688,133.30, 2,695,032,199.95 and 435,079,429.30

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Solution

The fourth proportional to 1,796,688,133.30, 2,695,032,199.95 and 435,079,429.30 is: 652,619,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796,688,133.30 : 2,695,032,199.95 = 435,079,429.30 : x
  2. Step 2: Convert to fraction form
    1,796,688,133.30/2,695,032,199.95 = 435,079,429.30/x
  3. Step 3: Cross multiply
    1,796,688,133.30x = 2,695,032,199.95 × 435,079,429.30
  4. Step 4: Simplify right side
    1,796,688,133.30x = 1,172,553,071,499,369,472
  5. Step 5: Solve for x
    x = 1,172,553,071,499,369,472/1,796,688,133.30
  6. Step 6: Final answer
    x = 652,619,143.95

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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.