Home / 1,317,750,465.67-1,816,841,048.20-964,713,547.80

Finding the Fourth Proportional to 1,317,750,465.67, 1,816,841,048.20 and 964,713,547.80

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Solution

The fourth proportional to 1,317,750,465.67, 1,816,841,048.20 and 964,713,547.80 is: 1,330,093,381.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,750,465.67 : 1,816,841,048.20 = 964,713,547.80 : x
  2. Step 2: Convert to fraction form
    1,317,750,465.67/1,816,841,048.20 = 964,713,547.80/x
  3. Step 3: Cross multiply
    1,317,750,465.67x = 1,816,841,048.20 × 964,713,547.80
  4. Step 4: Simplify right side
    1,317,750,465.67x = 1,752,731,173,395,280,896
  5. Step 5: Solve for x
    x = 1,752,731,173,395,280,896/1,317,750,465.67
  6. Step 6: Final answer
    x = 1,330,093,381.91

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1.5x scale

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.