Home / 43,333,972.20-65,017,547.10-42,653,831.40

Finding the Fourth Proportional to 43,333,972.20, 65,017,547.10 and 42,653,831.40

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Solution

The fourth proportional to 43,333,972.20, 65,017,547.10 and 42,653,831.40 is: 63,997,075.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,333,972.20 : 65,017,547.10 = 42,653,831.40 : x
  2. Step 2: Convert to fraction form
    43,333,972.20/65,017,547.10 = 42,653,831.40/x
  3. Step 3: Cross multiply
    43,333,972.20x = 65,017,547.10 × 42,653,831.40
  4. Step 4: Simplify right side
    43,333,972.20x = 2,773,247,492,044,959
  5. Step 5: Solve for x
    x = 2,773,247,492,044,959/43,333,972.20
  6. Step 6: Final answer
    x = 63,997,075.53

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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.