Home / 211,700,547,565.96-317,550,424,968.69-66,333,973,985.76

Finding the Fourth Proportional to 211,700,547,565.96, 317,550,424,968.69 and 66,333,973,985.76

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Solution

The fourth proportional to 211,700,547,565.96, 317,550,424,968.69 and 66,333,973,985.76 is: 99,500,836,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,700,547,565.96 : 317,550,424,968.69 = 66,333,973,985.76 : x
  2. Step 2: Convert to fraction form
    211,700,547,565.96/317,550,424,968.69 = 66,333,973,985.76/x
  3. Step 3: Cross multiply
    211,700,547,565.96x = 317,550,424,968.69 × 66,333,973,985.76
  4. Step 4: Simplify right side
    211,700,547,565.96x = 21,064,381,629,038,526,988,288
  5. Step 5: Solve for x
    x = 21,064,381,629,038,526,988,288/211,700,547,565.96
  6. Step 6: Final answer
    x = 99,500,836,777.36

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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.