Home / 473,144,992,584.72-653,165,239,141.08-316,984,075,681.20

Finding the Fourth Proportional to 473,144,992,584.72, 653,165,239,141.08 and 316,984,075,681.20

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Solution

The fourth proportional to 473,144,992,584.72, 653,165,239,141.08 and 316,984,075,681.20 is: 437,588,863,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,144,992,584.72 : 653,165,239,141.08 = 316,984,075,681.20 : x
  2. Step 2: Convert to fraction form
    473,144,992,584.72/653,165,239,141.08 = 316,984,075,681.20/x
  3. Step 3: Cross multiply
    473,144,992,584.72x = 653,165,239,141.08 × 316,984,075,681.20
  4. Step 4: Simplify right side
    473,144,992,584.72x = 207,042,979,596,225,197,637,632
  5. Step 5: Solve for x
    x = 207,042,979,596,225,197,637,632/473,144,992,584.72
  6. Step 6: Final answer
    x = 437,588,863,543.04

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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.