Home / 66,275,762,970.76-91,460,549,401.86-35,791,943,643.88

Finding the Fourth Proportional to 66,275,762,970.76, 91,460,549,401.86 and 35,791,943,643.88

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Solution

The fourth proportional to 66,275,762,970.76, 91,460,549,401.86 and 35,791,943,643.88 is: 49,392,880,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,275,762,970.76 : 91,460,549,401.86 = 35,791,943,643.88 : x
  2. Step 2: Convert to fraction form
    66,275,762,970.76/91,460,549,401.86 = 35,791,943,643.88/x
  3. Step 3: Cross multiply
    66,275,762,970.76x = 91,460,549,401.86 × 35,791,943,643.88
  4. Step 4: Simplify right side
    66,275,762,970.76x = 3,273,550,829,829,675,286,528
  5. Step 5: Solve for x
    x = 3,273,550,829,829,675,286,528/66,275,762,970.76
  6. Step 6: Final answer
    x = 49,392,880,339.59

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Double scale
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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.