Home / 1,047,191,309.40-1,570,786,964.10-1,031,885,808.60

Finding the Fourth Proportional to 1,047,191,309.40, 1,570,786,964.10 and 1,031,885,808.60

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Solution

The fourth proportional to 1,047,191,309.40, 1,570,786,964.10 and 1,031,885,808.60 is: 1,547,828,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,191,309.40 : 1,570,786,964.10 = 1,031,885,808.60 : x
  2. Step 2: Convert to fraction form
    1,047,191,309.40/1,570,786,964.10 = 1,031,885,808.60/x
  3. Step 3: Cross multiply
    1,047,191,309.40x = 1,570,786,964.10 × 1,031,885,808.60
  4. Step 4: Simplify right side
    1,047,191,309.40x = 1,620,872,776,588,667,648
  5. Step 5: Solve for x
    x = 1,620,872,776,588,667,648/1,047,191,309.40
  6. Step 6: Final answer
    x = 1,547,828,712.90

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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.