Home / 70,138,718,317.63-96,798,645,465.04-42,674,254,621.76

Finding the Fourth Proportional to 70,138,718,317.63, 96,798,645,465.04 and 42,674,254,621.76

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Solution

The fourth proportional to 70,138,718,317.63, 96,798,645,465.04 and 42,674,254,621.76 is: 58,894,860,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,138,718,317.63 : 96,798,645,465.04 = 42,674,254,621.76 : x
  2. Step 2: Convert to fraction form
    70,138,718,317.63/96,798,645,465.04 = 42,674,254,621.76/x
  3. Step 3: Cross multiply
    70,138,718,317.63x = 96,798,645,465.04 × 42,674,254,621.76
  4. Step 4: Simplify right side
    70,138,718,317.63x = 4,130,810,043,616,020,922,368
  5. Step 5: Solve for x
    x = 4,130,810,043,616,020,922,368/70,138,718,317.63
  6. Step 6: Final answer
    x = 58,894,860,680.36

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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.