Home / 750,294,302.49-1,035,412,216.67-415,772,412.64

Finding the Fourth Proportional to 750,294,302.49, 1,035,412,216.67 and 415,772,412.64

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Solution

The fourth proportional to 750,294,302.49, 1,035,412,216.67 and 415,772,412.64 is: 573,769,298.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,294,302.49 : 1,035,412,216.67 = 415,772,412.64 : x
  2. Step 2: Convert to fraction form
    750,294,302.49/1,035,412,216.67 = 415,772,412.64/x
  3. Step 3: Cross multiply
    750,294,302.49x = 1,035,412,216.67 × 415,772,412.64
  4. Step 4: Simplify right side
    750,294,302.49x = 430,495,835,400,267,200
  5. Step 5: Solve for x
    x = 430,495,835,400,267,200/750,294,302.49
  6. Step 6: Final answer
    x = 573,769,298.22

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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.