Home / 501,688,316.63-692,329,876.95-281,676,466.55

Finding the Fourth Proportional to 501,688,316.63, 692,329,876.95 and 281,676,466.55

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Solution

The fourth proportional to 501,688,316.63, 692,329,876.95 and 281,676,466.55 is: 388,713,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,688,316.63 : 692,329,876.95 = 281,676,466.55 : x
  2. Step 2: Convert to fraction form
    501,688,316.63/692,329,876.95 = 281,676,466.55/x
  3. Step 3: Cross multiply
    501,688,316.63x = 692,329,876.95 × 281,676,466.55
  4. Step 4: Simplify right side
    501,688,316.63x = 195,013,033,422,810,656
  5. Step 5: Solve for x
    x = 195,013,033,422,810,656/501,688,316.63
  6. Step 6: Final answer
    x = 388,713,523.84

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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.