Home / 899,303,624.60-1,240,658,981.16-602,041,627.40

Finding the Fourth Proportional to 899,303,624.60, 1,240,658,981.16 and 602,041,627.40

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Solution

The fourth proportional to 899,303,624.60, 1,240,658,981.16 and 602,041,627.40 is: 830,563,039.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,303,624.60 : 1,240,658,981.16 = 602,041,627.40 : x
  2. Step 2: Convert to fraction form
    899,303,624.60/1,240,658,981.16 = 602,041,627.40/x
  3. Step 3: Cross multiply
    899,303,624.60x = 1,240,658,981.16 × 602,041,627.40
  4. Step 4: Simplify right side
    899,303,624.60x = 746,928,352,065,992,320
  5. Step 5: Solve for x
    x = 746,928,352,065,992,320/899,303,624.60
  6. Step 6: Final answer
    x = 830,563,039.71

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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.