Home / 717,137,886,547.12-1,075,895,504,328.10-257,718,969,598.30

Finding the Fourth Proportional to 717,137,886,547.12, 1,075,895,504,328.10 and 257,718,969,598.30

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Solution

The fourth proportional to 717,137,886,547.12, 1,075,895,504,328.10 and 257,718,969,598.30 is: 386,646,258,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,137,886,547.12 : 1,075,895,504,328.10 = 257,718,969,598.30 : x
  2. Step 2: Convert to fraction form
    717,137,886,547.12/1,075,895,504,328.10 = 257,718,969,598.30/x
  3. Step 3: Cross multiply
    717,137,886,547.12x = 1,075,895,504,328.10 × 257,718,969,598.30
  4. Step 4: Simplify right side
    717,137,886,547.12x = 277,278,680,770,881,215,528,960
  5. Step 5: Solve for x
    x = 277,278,680,770,881,215,528,960/717,137,886,547.12
  6. Step 6: Final answer
    x = 386,646,258,651.77

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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.