Home / 975,630,980.89-1,346,397,711.48-552,210,984.73

Finding the Fourth Proportional to 975,630,980.89, 1,346,397,711.48 and 552,210,984.73

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Solution

The fourth proportional to 975,630,980.89, 1,346,397,711.48 and 552,210,984.73 is: 762,066,417.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,630,980.89 : 1,346,397,711.48 = 552,210,984.73 : x
  2. Step 2: Convert to fraction form
    975,630,980.89/1,346,397,711.48 = 552,210,984.73/x
  3. Step 3: Cross multiply
    975,630,980.89x = 1,346,397,711.48 × 552,210,984.73
  4. Step 4: Simplify right side
    975,630,980.89x = 743,495,606,094,589,312
  5. Step 5: Solve for x
    x = 743,495,606,094,589,312/975,630,980.89
  6. Step 6: Final answer
    x = 762,066,417.18

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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.