Home / 1,016,377,968,030.20-1,402,626,747,881.30-553,430,386,140.70

Finding the Fourth Proportional to 1,016,377,968,030.20, 1,402,626,747,881.30 and 553,430,386,140.70

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Solution

The fourth proportional to 1,016,377,968,030.20, 1,402,626,747,881.30 and 553,430,386,140.70 is: 763,747,628,449.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,377,968,030.20 : 1,402,626,747,881.30 = 553,430,386,140.70 : x
  2. Step 2: Convert to fraction form
    1,016,377,968,030.20/1,402,626,747,881.30 = 553,430,386,140.70/x
  3. Step 3: Cross multiply
    1,016,377,968,030.20x = 1,402,626,747,881.30 × 553,430,386,140.70
  4. Step 4: Simplify right side
    1,016,377,968,030.20x = 776,256,262,691,222,034,841,600
  5. Step 5: Solve for x
    x = 776,256,262,691,222,034,841,600/1,016,377,968,030.20
  6. Step 6: Final answer
    x = 763,747,628,449.34

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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.