Finding the Fourth Proportional to 589,833,444,038.55, 813,971,567,671.70 and 319,174,709,235.99
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Solution
The fourth proportional to 589,833,444,038.55, 813,971,567,671.70 and 319,174,709,235.99 is: 440,461,864,385.23
Step by Step Solution
- Step 1: Write the proportion equation
589,833,444,038.55 : 813,971,567,671.70 = 319,174,709,235.99 : x - Step 2: Convert to fraction form
589,833,444,038.55/813,971,567,671.70 = 319,174,709,235.99/x - Step 3: Cross multiply
589,833,444,038.55x = 813,971,567,671.70 × 319,174,709,235.99 - Step 4: Simplify right side
589,833,444,038.55x = 259,799,138,437,977,780,256,768 - Step 5: Solve for x
x = 259,799,138,437,977,780,256,768/589,833,444,038.55 - Step 6: Final answer
x = 440,461,864,385.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.