Home / 1,035,847,326.76-1,554,877,072.23-445,929,549.84

Finding the Fourth Proportional to 1,035,847,326.76, 1,554,877,072.23 and 445,929,549.84

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Solution

The fourth proportional to 1,035,847,326.76, 1,554,877,072.23 and 445,929,549.84 is: 669,370,490.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,847,326.76 : 1,554,877,072.23 = 445,929,549.84 : x
  2. Step 2: Convert to fraction form
    1,035,847,326.76/1,554,877,072.23 = 445,929,549.84/x
  3. Step 3: Cross multiply
    1,035,847,326.76x = 1,554,877,072.23 × 445,929,549.84
  4. Step 4: Simplify right side
    1,035,847,326.76x = 693,365,632,880,013,440
  5. Step 5: Solve for x
    x = 693,365,632,880,013,440/1,035,847,326.76
  6. Step 6: Final answer
    x = 669,370,490.19

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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.