Home / 1,039,124,585.10-1,433,992,196.79-569,242,610.40

Finding the Fourth Proportional to 1,039,124,585.10, 1,433,992,196.79 and 569,242,610.40

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Solution

The fourth proportional to 1,039,124,585.10, 1,433,992,196.79 and 569,242,610.40 is: 785,554,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,124,585.10 : 1,433,992,196.79 = 569,242,610.40 : x
  2. Step 2: Convert to fraction form
    1,039,124,585.10/1,433,992,196.79 = 569,242,610.40/x
  3. Step 3: Cross multiply
    1,039,124,585.10x = 1,433,992,196.79 × 569,242,610.40
  4. Step 4: Simplify right side
    1,039,124,585.10x = 816,289,461,393,970,048
  5. Step 5: Solve for x
    x = 816,289,461,393,970,048/1,039,124,585.10
  6. Step 6: Final answer
    x = 785,554,949.91

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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.