Home / 522,668,926.41-784,011,702.93-290,972,312.59

Finding the Fourth Proportional to 522,668,926.41, 784,011,702.93 and 290,972,312.59

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Solution

The fourth proportional to 522,668,926.41, 784,011,702.93 and 290,972,312.59 is: 436,463,096.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,668,926.41 : 784,011,702.93 = 290,972,312.59 : x
  2. Step 2: Convert to fraction form
    522,668,926.41/784,011,702.93 = 290,972,312.59/x
  3. Step 3: Cross multiply
    522,668,926.41x = 784,011,702.93 × 290,972,312.59
  4. Step 4: Simplify right side
    522,668,926.41x = 228,125,698,297,588,960
  5. Step 5: Solve for x
    x = 228,125,698,297,588,960/522,668,926.41
  6. Step 6: Final answer
    x = 436,463,096.94

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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.