Home / 310,326,145.07-465,537,047.29-105,806,390.63

Finding the Fourth Proportional to 310,326,145.07, 465,537,047.29 and 105,806,390.63

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Solution

The fourth proportional to 310,326,145.07, 465,537,047.29 and 105,806,390.63 is: 158,725,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,326,145.07 : 465,537,047.29 = 105,806,390.63 : x
  2. Step 2: Convert to fraction form
    310,326,145.07/465,537,047.29 = 105,806,390.63/x
  3. Step 3: Cross multiply
    310,326,145.07x = 465,537,047.29 × 105,806,390.63
  4. Step 4: Simplify right side
    310,326,145.07x = 49,256,794,675,710,328
  5. Step 5: Solve for x
    x = 49,256,794,675,710,328/310,326,145.07
  6. Step 6: Final answer
    x = 158,725,893.58

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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.