Home / 1,574,402,006.74-2,172,660,465.63-859,937,411.44

Finding the Fourth Proportional to 1,574,402,006.74, 2,172,660,465.63 and 859,937,411.44

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Solution

The fourth proportional to 1,574,402,006.74, 2,172,660,465.63 and 859,937,411.44 is: 1,186,705,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,402,006.74 : 2,172,660,465.63 = 859,937,411.44 : x
  2. Step 2: Convert to fraction form
    1,574,402,006.74/2,172,660,465.63 = 859,937,411.44/x
  3. Step 3: Cross multiply
    1,574,402,006.74x = 2,172,660,465.63 × 859,937,411.44
  4. Step 4: Simplify right side
    1,574,402,006.74x = 1,868,352,016,751,887,616
  5. Step 5: Solve for x
    x = 1,868,352,016,751,887,616/1,574,402,006.74
  6. Step 6: Final answer
    x = 1,186,705,815.13

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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.