Home / 1,709,458,140,870.80-2,359,052,234,401.80-977,846,547,448.35

Finding the Fourth Proportional to 1,709,458,140,870.80, 2,359,052,234,401.80 and 977,846,547,448.35

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Solution

The fourth proportional to 1,709,458,140,870.80, 2,359,052,234,401.80 and 977,846,547,448.35 is: 1,349,428,235,478.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,458,140,870.80 : 2,359,052,234,401.80 = 977,846,547,448.35 : x
  2. Step 2: Convert to fraction form
    1,709,458,140,870.80/2,359,052,234,401.80 = 977,846,547,448.35/x
  3. Step 3: Cross multiply
    1,709,458,140,870.80x = 2,359,052,234,401.80 × 977,846,547,448.35
  4. Step 4: Simplify right side
    1,709,458,140,870.80x = 2,306,791,082,660,115,622,395,904
  5. Step 5: Solve for x
    x = 2,306,791,082,660,115,622,395,904/1,709,458,140,870.80
  6. Step 6: Final answer
    x = 1,349,428,235,478.78

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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.