Home / 403,717,072.65-605,575,609.79-97,009,185.93

Finding the Fourth Proportional to 403,717,072.65, 605,575,609.79 and 97,009,185.93

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Solution

The fourth proportional to 403,717,072.65, 605,575,609.79 and 97,009,185.93 is: 145,513,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,717,072.65 : 605,575,609.79 = 97,009,185.93 : x
  2. Step 2: Convert to fraction form
    403,717,072.65/605,575,609.79 = 97,009,185.93/x
  3. Step 3: Cross multiply
    403,717,072.65x = 605,575,609.79 × 97,009,185.93
  4. Step 4: Simplify right side
    403,717,072.65x = 58,746,396,924,791,240
  5. Step 5: Solve for x
    x = 58,746,396,924,791,240/403,717,072.65
  6. Step 6: Final answer
    x = 145,513,779.09

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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.