Home / 501,033,818,941.74-691,449,438,513.30-295,276,742,307.90

Finding the Fourth Proportional to 501,033,818,941.74, 691,449,438,513.30 and 295,276,742,307.90

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Solution

The fourth proportional to 501,033,818,941.74, 691,449,438,513.30 and 295,276,742,307.90 is: 407,495,322,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,033,818,941.74 : 691,449,438,513.30 = 295,276,742,307.90 : x
  2. Step 2: Convert to fraction form
    501,033,818,941.74/691,449,438,513.30 = 295,276,742,307.90/x
  3. Step 3: Cross multiply
    501,033,818,941.74x = 691,449,438,513.30 × 295,276,742,307.90
  4. Step 4: Simplify right side
    501,033,818,941.74x = 204,168,937,674,833,857,085,440
  5. Step 5: Solve for x
    x = 204,168,937,674,833,857,085,440/501,033,818,941.74
  6. Step 6: Final answer
    x = 407,495,322,583.35

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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.