Home / 549,746,322,271.26-758,638,036,978.74-318,269,602,090.11

Finding the Fourth Proportional to 549,746,322,271.26, 758,638,036,978.74 and 318,269,602,090.11

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Solution

The fourth proportional to 549,746,322,271.26, 758,638,036,978.74 and 318,269,602,090.11 is: 439,205,168,598.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,746,322,271.26 : 758,638,036,978.74 = 318,269,602,090.11 : x
  2. Step 2: Convert to fraction form
    549,746,322,271.26/758,638,036,978.74 = 318,269,602,090.11/x
  3. Step 3: Cross multiply
    549,746,322,271.26x = 758,638,036,978.74 × 318,269,602,090.11
  4. Step 4: Simplify right side
    549,746,322,271.26x = 241,451,426,159,645,710,876,672
  5. Step 5: Solve for x
    x = 241,451,426,159,645,710,876,672/549,746,322,271.26
  6. Step 6: Final answer
    x = 439,205,168,598.67

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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.