Home / 873,301,989,733.60-1,309,979,671,368.80-299,610,055,397.61

Finding the Fourth Proportional to 873,301,989,733.60, 1,309,979,671,368.80 and 299,610,055,397.61

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Solution

The fourth proportional to 873,301,989,733.60, 1,309,979,671,368.80 and 299,610,055,397.61 is: 449,424,238,719.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,301,989,733.60 : 1,309,979,671,368.80 = 299,610,055,397.61 : x
  2. Step 2: Convert to fraction form
    873,301,989,733.60/1,309,979,671,368.80 = 299,610,055,397.61/x
  3. Step 3: Cross multiply
    873,301,989,733.60x = 1,309,979,671,368.80 × 299,610,055,397.61
  4. Step 4: Simplify right side
    873,301,989,733.60x = 392,483,081,908,549,102,600,192
  5. Step 5: Solve for x
    x = 392,483,081,908,549,102,600,192/873,301,989,733.60
  6. Step 6: Final answer
    x = 449,424,238,719.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.