Home / 1,209,153,957,332.20-1,813,737,716,802.90-403,318,685,683.46

Finding the Fourth Proportional to 1,209,153,957,332.20, 1,813,737,716,802.90 and 403,318,685,683.46

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Solution

The fourth proportional to 1,209,153,957,332.20, 1,813,737,716,802.90 and 403,318,685,683.46 is: 604,980,290,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,153,957,332.20 : 1,813,737,716,802.90 = 403,318,685,683.46 : x
  2. Step 2: Convert to fraction form
    1,209,153,957,332.20/1,813,737,716,802.90 = 403,318,685,683.46/x
  3. Step 3: Cross multiply
    1,209,153,957,332.20x = 1,813,737,716,802.90 × 403,318,685,683.46
  4. Step 4: Simplify right side
    1,209,153,957,332.20x = 731,514,312,115,465,169,666,048
  5. Step 5: Solve for x
    x = 731,514,312,115,465,169,666,048/1,209,153,957,332.20
  6. Step 6: Final answer
    x = 604,980,290,292.75

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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.