Home / 1,029,891,614.40-1,544,837,421.60-961,363,281.60

Finding the Fourth Proportional to 1,029,891,614.40, 1,544,837,421.60 and 961,363,281.60

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Solution

The fourth proportional to 1,029,891,614.40, 1,544,837,421.60 and 961,363,281.60 is: 1,442,044,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,891,614.40 : 1,544,837,421.60 = 961,363,281.60 : x
  2. Step 2: Convert to fraction form
    1,029,891,614.40/1,544,837,421.60 = 961,363,281.60/x
  3. Step 3: Cross multiply
    1,029,891,614.40x = 1,544,837,421.60 × 961,363,281.60
  4. Step 4: Simplify right side
    1,029,891,614.40x = 1,485,149,973,167,858,688
  5. Step 5: Solve for x
    x = 1,485,149,973,167,858,688/1,029,891,614.40
  6. Step 6: Final answer
    x = 1,442,044,922.40

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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.