Home / 1,336,315,636.17-1,844,157,514.32-771,790,030.65

Finding the Fourth Proportional to 1,336,315,636.17, 1,844,157,514.32 and 771,790,030.65

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Solution

The fourth proportional to 1,336,315,636.17, 1,844,157,514.32 and 771,790,030.65 is: 1,065,094,462.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,315,636.17 : 1,844,157,514.32 = 771,790,030.65 : x
  2. Step 2: Convert to fraction form
    1,336,315,636.17/1,844,157,514.32 = 771,790,030.65/x
  3. Step 3: Cross multiply
    1,336,315,636.17x = 1,844,157,514.32 × 771,790,030.65
  4. Step 4: Simplify right side
    1,336,315,636.17x = 1,423,302,384,500,460,544
  5. Step 5: Solve for x
    x = 1,423,302,384,500,460,544/1,336,315,636.17
  6. Step 6: Final answer
    x = 1,065,094,462.70

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Double scale
Find fourth proportional to 1,336,315,637.17, 1,844,157,515.70 and 771,790,031.65
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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.