Home / 298,172,828,870.10-447,322,066,769.09-96,698,854,235.93

Finding the Fourth Proportional to 298,172,828,870.10, 447,322,066,769.09 and 96,698,854,235.93

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Solution

The fourth proportional to 298,172,828,870.10, 447,322,066,769.09 and 96,698,854,235.93 is: 145,068,655,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,172,828,870.10 : 447,322,066,769.09 = 96,698,854,235.93 : x
  2. Step 2: Convert to fraction form
    298,172,828,870.10/447,322,066,769.09 = 96,698,854,235.93/x
  3. Step 3: Cross multiply
    298,172,828,870.10x = 447,322,066,769.09 × 96,698,854,235.93
  4. Step 4: Simplify right side
    298,172,828,870.10x = 43,255,531,331,019,182,440,448
  5. Step 5: Solve for x
    x = 43,255,531,331,019,182,440,448/298,172,828,870.10
  6. Step 6: Final answer
    x = 145,068,655,299.45

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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.