Home / 1,966,133,920.43-2,713,911,411.83-1,564,983,507.69

Finding the Fourth Proportional to 1,966,133,920.43, 2,713,911,411.83 and 1,564,983,507.69

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Solution

The fourth proportional to 1,966,133,920.43, 2,713,911,411.83 and 1,564,983,507.69 is: 2,160,191,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,133,920.43 : 2,713,911,411.83 = 1,564,983,507.69 : x
  2. Step 2: Convert to fraction form
    1,966,133,920.43/2,713,911,411.83 = 1,564,983,507.69/x
  3. Step 3: Cross multiply
    1,966,133,920.43x = 2,713,911,411.83 × 1,564,983,507.69
  4. Step 4: Simplify right side
    1,966,133,920.43x = 4,247,226,600,844,593,664
  5. Step 5: Solve for x
    x = 4,247,226,600,844,593,664/1,966,133,920.43
  6. Step 6: Final answer
    x = 2,160,191,916.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.