Home / 1,661,645,360.69-2,293,125,291.44-908,941,311.02

Finding the Fourth Proportional to 1,661,645,360.69, 2,293,125,291.44 and 908,941,311.02

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Solution

The fourth proportional to 1,661,645,360.69, 2,293,125,291.44 and 908,941,311.02 is: 1,254,368,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,645,360.69 : 2,293,125,291.44 = 908,941,311.02 : x
  2. Step 2: Convert to fraction form
    1,661,645,360.69/2,293,125,291.44 = 908,941,311.02/x
  3. Step 3: Cross multiply
    1,661,645,360.69x = 2,293,125,291.44 × 908,941,311.02
  4. Step 4: Simplify right side
    1,661,645,360.69x = 2,084,316,308,742,689,024
  5. Step 5: Solve for x
    x = 2,084,316,308,742,689,024/1,661,645,360.69
  6. Step 6: Final answer
    x = 1,254,368,927.36

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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.