Home / 448,537,685.69-618,982,120.58-247,594,674.77

Finding the Fourth Proportional to 448,537,685.69, 618,982,120.58 and 247,594,674.77

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Solution

The fourth proportional to 448,537,685.69, 618,982,120.58 and 247,594,674.77 is: 341,680,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,537,685.69 : 618,982,120.58 = 247,594,674.77 : x
  2. Step 2: Convert to fraction form
    448,537,685.69/618,982,120.58 = 247,594,674.77/x
  3. Step 3: Cross multiply
    448,537,685.69x = 618,982,120.58 × 247,594,674.77
  4. Step 4: Simplify right side
    448,537,685.69x = 153,256,676,829,117,152
  5. Step 5: Solve for x
    x = 153,256,676,829,117,152/448,537,685.69
  6. Step 6: Final answer
    x = 341,680,714.29

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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.