Home / 7,928,286,435.42-10,937,938,681.71-4,539,384,560.07

Finding the Fourth Proportional to 7,928,286,435.42, 10,937,938,681.71 and 4,539,384,560.07

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Solution

The fourth proportional to 7,928,286,435.42, 10,937,938,681.71 and 4,539,384,560.07 is: 6,262,577,717.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,286,435.42 : 10,937,938,681.71 = 4,539,384,560.07 : x
  2. Step 2: Convert to fraction form
    7,928,286,435.42/10,937,938,681.71 = 4,539,384,560.07/x
  3. Step 3: Cross multiply
    7,928,286,435.42x = 10,937,938,681.71 × 4,539,384,560.07
  4. Step 4: Simplify right side
    7,928,286,435.42x = 49,651,509,970,746,777,600
  5. Step 5: Solve for x
    x = 49,651,509,970,746,777,600/7,928,286,435.42
  6. Step 6: Final answer
    x = 6,262,577,717.79

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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.