Home / 1,360,310,945.48-1,877,026,634.79-765,559,960.02

Finding the Fourth Proportional to 1,360,310,945.48, 1,877,026,634.79 and 765,559,960.02

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Solution

The fourth proportional to 1,360,310,945.48, 1,877,026,634.79 and 765,559,960.02 is: 1,056,358,798.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,310,945.48 : 1,877,026,634.79 = 765,559,960.02 : x
  2. Step 2: Convert to fraction form
    1,360,310,945.48/1,877,026,634.79 = 765,559,960.02/x
  3. Step 3: Cross multiply
    1,360,310,945.48x = 1,877,026,634.79 × 765,559,960.02
  4. Step 4: Simplify right side
    1,360,310,945.48x = 1,436,976,435,486,307,584
  5. Step 5: Solve for x
    x = 1,436,976,435,486,307,584/1,360,310,945.48
  6. Step 6: Final answer
    x = 1,056,358,798.16

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Double scale
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1.5x scale

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.