Home / 346,698,681.59-520,040,736.36-84,384,696.01

Finding the Fourth Proportional to 346,698,681.59, 520,040,736.36 and 84,384,696.01

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Solution

The fourth proportional to 346,698,681.59, 520,040,736.36 and 84,384,696.01 is: 126,575,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,698,681.59 : 520,040,736.36 = 84,384,696.01 : x
  2. Step 2: Convert to fraction form
    346,698,681.59/520,040,736.36 = 84,384,696.01/x
  3. Step 3: Cross multiply
    346,698,681.59x = 520,040,736.36 × 84,384,696.01
  4. Step 4: Simplify right side
    346,698,681.59x = 43,883,479,447,533,024
  5. Step 5: Solve for x
    x = 43,883,479,447,533,024/346,698,681.59
  6. Step 6: Final answer
    x = 126,575,270.62

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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.