Home / 1,680,474,448.42-2,319,258,093.81-956,438,412.93

Finding the Fourth Proportional to 1,680,474,448.42, 2,319,258,093.81 and 956,438,412.93

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Solution

The fourth proportional to 1,680,474,448.42, 2,319,258,093.81 and 956,438,412.93 is: 1,320,000,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,474,448.42 : 2,319,258,093.81 = 956,438,412.93 : x
  2. Step 2: Convert to fraction form
    1,680,474,448.42/2,319,258,093.81 = 956,438,412.93/x
  3. Step 3: Cross multiply
    1,680,474,448.42x = 2,319,258,093.81 × 956,438,412.93
  4. Step 4: Simplify right side
    1,680,474,448.42x = 2,218,227,530,415,154,688
  5. Step 5: Solve for x
    x = 2,218,227,530,415,154,688/1,680,474,448.42
  6. Step 6: Final answer
    x = 1,320,000,748.90

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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.