Home / 658,836,510,092.50-909,144,487,500.54-369,748,937,281.72

Finding the Fourth Proportional to 658,836,510,092.50, 909,144,487,500.54 and 369,748,937,281.72

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Solution

The fourth proportional to 658,836,510,092.50, 909,144,487,500.54 and 369,748,937,281.72 is: 510,225,530,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,836,510,092.50 : 909,144,487,500.54 = 369,748,937,281.72 : x
  2. Step 2: Convert to fraction form
    658,836,510,092.50/909,144,487,500.54 = 369,748,937,281.72/x
  3. Step 3: Cross multiply
    658,836,510,092.50x = 909,144,487,500.54 × 369,748,937,281.72
  4. Step 4: Simplify right side
    658,836,510,092.50x = 336,155,208,088,858,631,602,176
  5. Step 5: Solve for x
    x = 336,155,208,088,858,631,602,176/658,836,510,092.50
  6. Step 6: Final answer
    x = 510,225,530,825.03

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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.