Home / 1,708,756,009.92-2,357,989,907.04-966,348,941.76

Finding the Fourth Proportional to 1,708,756,009.92, 2,357,989,907.04 and 966,348,941.76

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Solution

The fourth proportional to 1,708,756,009.92, 2,357,989,907.04 and 966,348,941.76 is: 1,333,508,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708,756,009.92 : 2,357,989,907.04 = 966,348,941.76 : x
  2. Step 2: Convert to fraction form
    1,708,756,009.92/2,357,989,907.04 = 966,348,941.76/x
  3. Step 3: Cross multiply
    1,708,756,009.92x = 2,357,989,907.04 × 966,348,941.76
  4. Step 4: Simplify right side
    1,708,756,009.92x = 2,278,641,051,348,864,768
  5. Step 5: Solve for x
    x = 2,278,641,051,348,864,768/1,708,756,009.92
  6. Step 6: Final answer
    x = 1,333,508,726.89

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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.