Home / 1,389,632,117,701.40-2,083,254,359,448.80-482,952,128,898.28

Finding the Fourth Proportional to 1,389,632,117,701.40, 2,083,254,359,448.80 and 482,952,128,898.28

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Solution

The fourth proportional to 1,389,632,117,701.40, 2,083,254,359,448.80 and 482,952,128,898.28 is: 724,013,294,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,389,632,117,701.40 : 2,083,254,359,448.80 = 482,952,128,898.28 : x
  2. Step 2: Convert to fraction form
    1,389,632,117,701.40/2,083,254,359,448.80 = 482,952,128,898.28/x
  3. Step 3: Cross multiply
    1,389,632,117,701.40x = 2,083,254,359,448.80 × 482,952,128,898.28
  4. Step 4: Simplify right side
    1,389,632,117,701.40x = 1,006,112,127,932,420,707,057,664
  5. Step 5: Solve for x
    x = 1,006,112,127,932,420,707,057,664/1,389,632,117,701.40
  6. Step 6: Final answer
    x = 724,013,294,681.64

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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.