Home / 1,013,141,905.07-1,398,150,107.79-583,741,877.77

Finding the Fourth Proportional to 1,013,141,905.07, 1,398,150,107.79 and 583,741,877.77

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Solution

The fourth proportional to 1,013,141,905.07, 1,398,150,107.79 and 583,741,877.77 is: 805,572,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,141,905.07 : 1,398,150,107.79 = 583,741,877.77 : x
  2. Step 2: Convert to fraction form
    1,013,141,905.07/1,398,150,107.79 = 583,741,877.77/x
  3. Step 3: Cross multiply
    1,013,141,905.07x = 1,398,150,107.79 × 583,741,877.77
  4. Step 4: Simplify right side
    1,013,141,905.07x = 816,158,769,328,742,528
  5. Step 5: Solve for x
    x = 816,158,769,328,742,528/1,013,141,905.07
  6. Step 6: Final answer
    x = 805,572,018.33

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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.