Home / 203,803,270,597.11-281,249,362,925.38-112,349,812,323.40

Finding the Fourth Proportional to 203,803,270,597.11, 281,249,362,925.38 and 112,349,812,323.40

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Solution

The fourth proportional to 203,803,270,597.11, 281,249,362,925.38 and 112,349,812,323.40 is: 155,043,209,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,803,270,597.11 : 281,249,362,925.38 = 112,349,812,323.40 : x
  2. Step 2: Convert to fraction form
    203,803,270,597.11/281,249,362,925.38 = 112,349,812,323.40/x
  3. Step 3: Cross multiply
    203,803,270,597.11x = 281,249,362,925.38 × 112,349,812,323.40
  4. Step 4: Simplify right side
    203,803,270,597.11x = 31,598,313,140,742,254,493,696
  5. Step 5: Solve for x
    x = 31,598,313,140,742,254,493,696/203,803,270,597.11
  6. Step 6: Final answer
    x = 155,043,209,307.51

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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.