Home / 742,176,547.10-1,113,264,820.65-699,850,223.90

Finding the Fourth Proportional to 742,176,547.10, 1,113,264,820.65 and 699,850,223.90

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Solution

The fourth proportional to 742,176,547.10, 1,113,264,820.65 and 699,850,223.90 is: 1,049,775,335.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,176,547.10 : 1,113,264,820.65 = 699,850,223.90 : x
  2. Step 2: Convert to fraction form
    742,176,547.10/1,113,264,820.65 = 699,850,223.90/x
  3. Step 3: Cross multiply
    742,176,547.10x = 1,113,264,820.65 × 699,850,223.90
  4. Step 4: Simplify right side
    742,176,547.10x = 779,118,633,991,895,936
  5. Step 5: Solve for x
    x = 779,118,633,991,895,936/742,176,547.10
  6. Step 6: Final answer
    x = 1,049,775,335.85

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1.5x scale

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.