Home / 804,815,999.40-1,207,223,999.10-600,742,655.40

Finding the Fourth Proportional to 804,815,999.40, 1,207,223,999.10 and 600,742,655.40

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Solution

The fourth proportional to 804,815,999.40, 1,207,223,999.10 and 600,742,655.40 is: 901,113,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,815,999.40 : 1,207,223,999.10 = 600,742,655.40 : x
  2. Step 2: Convert to fraction form
    804,815,999.40/1,207,223,999.10 = 600,742,655.40/x
  3. Step 3: Cross multiply
    804,815,999.40x = 1,207,223,999.10 × 600,742,655.40
  4. Step 4: Simplify right side
    804,815,999.40x = 725,230,950,881,941,120
  5. Step 5: Solve for x
    x = 725,230,950,881,941,120/804,815,999.40
  6. Step 6: Final answer
    x = 901,113,983.10

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1.5x scale

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.