Home / 497,619,316.80-745,881,544.80-174,336,782.40

Finding the Fourth Proportional to 497,619,316.80, 745,881,544.80 and 174,336,782.40

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Solution

The fourth proportional to 497,619,316.80, 745,881,544.80 and 174,336,782.40 is: 261,313,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,619,316.80 : 745,881,544.80 = 174,336,782.40 : x
  2. Step 2: Convert to fraction form
    497,619,316.80/745,881,544.80 = 174,336,782.40/x
  3. Step 3: Cross multiply
    497,619,316.80x = 745,881,544.80 × 174,336,782.40
  4. Step 4: Simplify right side
    497,619,316.80x = 130,034,588,571,973,440
  5. Step 5: Solve for x
    x = 130,034,588,571,973,440/497,619,316.80
  6. Step 6: Final answer
    x = 261,313,385.92

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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.