Home / 7,910,038,590.05-10,924,912,848.80-5,209,378,969.25

Finding the Fourth Proportional to 7,910,038,590.05, 10,924,912,848.80 and 5,209,378,969.25

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Solution

The fourth proportional to 7,910,038,590.05, 10,924,912,848.80 and 5,209,378,969.25 is: 7,194,909,429.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,038,590.05 : 10,924,912,848.80 = 5,209,378,969.25 : x
  2. Step 2: Convert to fraction form
    7,910,038,590.05/10,924,912,848.80 = 5,209,378,969.25/x
  3. Step 3: Cross multiply
    7,910,038,590.05x = 10,924,912,848.80 × 5,209,378,969.25
  4. Step 4: Simplify right side
    7,910,038,590.05x = 56,912,011,235,427,819,520
  5. Step 5: Solve for x
    x = 56,912,011,235,427,819,520/7,910,038,590.05
  6. Step 6: Final answer
    x = 7,194,909,429.02

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1.5x scale

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.