Home / 626,603,729.84-864,736,483.74-375,748,963.22

Finding the Fourth Proportional to 626,603,729.84, 864,736,483.74 and 375,748,963.22

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Solution

The fourth proportional to 626,603,729.84, 864,736,483.74 and 375,748,963.22 is: 518,547,563.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,603,729.84 : 864,736,483.74 = 375,748,963.22 : x
  2. Step 2: Convert to fraction form
    626,603,729.84/864,736,483.74 = 375,748,963.22/x
  3. Step 3: Cross multiply
    626,603,729.84x = 864,736,483.74 × 375,748,963.22
  4. Step 4: Simplify right side
    626,603,729.84x = 324,923,837,223,813,440
  5. Step 5: Solve for x
    x = 324,923,837,223,813,440/626,603,729.84
  6. Step 6: Final answer
    x = 518,547,563.24

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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.