Home / 7,208,213,221,678.10-9,948,187,019,528.60-4,281,778,409,991.40

Finding the Fourth Proportional to 7,208,213,221,678.10, 9,948,187,019,528.60 and 4,281,778,409,991.40

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Solution

The fourth proportional to 7,208,213,221,678.10, 9,948,187,019,528.60 and 4,281,778,409,991.40 is: 5,909,360,765,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,208,213,221,678.10 : 9,948,187,019,528.60 = 4,281,778,409,991.40 : x
  2. Step 2: Convert to fraction form
    7,208,213,221,678.10/9,948,187,019,528.60 = 4,281,778,409,991.40/x
  3. Step 3: Cross multiply
    7,208,213,221,678.10x = 9,948,187,019,528.60 × 4,281,778,409,991.40
  4. Step 4: Simplify right side
    7,208,213,221,678.10x = 42,595,932,398,774,251,933,401,088
  5. Step 5: Solve for x
    x = 42,595,932,398,774,251,933,401,088/7,208,213,221,678.10
  6. Step 6: Final answer
    x = 5,909,360,765,115.90

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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.