Home / 877,434,019.53-1,316,137,743.39-213,454,291.35

Finding the Fourth Proportional to 877,434,019.53, 1,316,137,743.39 and 213,454,291.35

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Solution

The fourth proportional to 877,434,019.53, 1,316,137,743.39 and 213,454,291.35 is: 320,178,204.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,434,019.53 : 1,316,137,743.39 = 213,454,291.35 : x
  2. Step 2: Convert to fraction form
    877,434,019.53/1,316,137,743.39 = 213,454,291.35/x
  3. Step 3: Cross multiply
    877,434,019.53x = 1,316,137,743.39 × 213,454,291.35
  4. Step 4: Simplify right side
    877,434,019.53x = 280,935,249,334,300,608
  5. Step 5: Solve for x
    x = 280,935,249,334,300,608/877,434,019.53
  6. Step 6: Final answer
    x = 320,178,204.95

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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.