Home / 914,402,496.96-1,261,910,133.47-512,523,673.50

Finding the Fourth Proportional to 914,402,496.96, 1,261,910,133.47 and 512,523,673.50

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Solution

The fourth proportional to 914,402,496.96, 1,261,910,133.47 and 512,523,673.50 is: 707,302,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,402,496.96 : 1,261,910,133.47 = 512,523,673.50 : x
  2. Step 2: Convert to fraction form
    914,402,496.96/1,261,910,133.47 = 512,523,673.50/x
  3. Step 3: Cross multiply
    914,402,496.96x = 1,261,910,133.47 × 512,523,673.50
  4. Step 4: Simplify right side
    914,402,496.96x = 646,758,817,234,201,088
  5. Step 5: Solve for x
    x = 646,758,817,234,201,088/914,402,496.96
  6. Step 6: Final answer
    x = 707,302,111.91

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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.